In Re: Fosamax v. , 852 F.3d 268 ( 2017 )


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  •                                            PRECEDENTIAL
    UNITED STATES COURT OF APPEALS
    FOR THE THIRD CIRCUIT
    _______________
    Nos. 14-1900 et al.*
    _______________
    IN RE: FOSAMAX (ALENDRONATE SODIUM)
    PRODUCTS LIABILITY LITIGATION
    _______________
    On Appeal from the United States District Court
    for the District of New Jersey
    (D.C. Nos. 3:08-cv-00008-FLW et al., MDL No. 2243)
    District Judge: Honorable Joel A. Pisano
    _______________
    Argued June 30, 2016
    Before: FUENTES, CHAGARES, and RESTREPO, Circuit
    Judges
    (Opinion Filed: March 22, 2017)
    David C. Frederick, Esq. [Argued]
    Kellogg Hansen Todd Figel & Frederick
    1615 M Street NW, Suite 400
    *
    This opinion applies to all appeals listed in Appendix A,
    attached.
    Washington, DC 20036
    Edward Braniff, Esq.
    Michael E. Pederson, Esq.
    Weitz & Luxenberg
    700 Broadway
    New York, NY 10003
    Donald A. Ecklund, Esq.
    Carella Byrne Cecchi Olstein Brody & Agnello
    5 Becker Farm Road
    Roseland, NJ 07068
    Counsel for Appellant
    John H. Beisner, Esq. [Argued]
    Jessica D. Miller, Esq.
    Geoffrey M. Wyatt, Esq.
    Skadden Arps Slate Meagher & Flom
    1440 New York Avenue N.W.
    Washington, D.C. 20005
    Andrew T. Bayman, Esq.
    Chilton D. Varner, Esq.
    King & Spalding
    1180 Peachtree Street, N.E.
    Atlanta, GA 30309
    Karen A. Confoy, Esq.
    Fox Rothschild
    997 Lenox Drive
    Princeton Pike Corporate Center, Building 3
    Lawrenceville, NJ 08648
    2
    Wilfred P. Coronato, Esq.
    Hughes Hubbard & Reed
    101 Hudson Street, Suite 3601
    Jersey City, NJ 07302
    David J. Heubeck, Esq.
    Stephen E. Marshall, Esq.
    Paul F. Strain, Esq.
    Venable
    750 East Pratt Street, Suite 900
    Baltimore, MD 21202
    Counsel for Appellee
    Todd N. Hutchison, Esq.
    Alfred W. Putnam, Jr., Esq.
    Carol F. Trevey, Esq.
    Drinker Biddle & Reath
    18th & Cherry Streets
    One Logan Square, Suite 2000
    Philadelphia, PA 19103
    Counsel for Amicus Curiae Pharmaceutical Research and
    Manufacturers of America
    _______________
    OPINION OF THE COURT
    _______________
    3
    FUENTES, Circuit Judge.
    Beginning in 2010, hundreds of plaintiffs filed
    personal-injury suits against the drug manufacturer Merck
    Sharp & Dohme, alleging that the osteoporosis drug Fosamax
    caused them to suffer serious thigh bone fractures. Each
    Plaintiff brought a state-law tort claim alleging that Merck
    failed to add an adequate warning of the risk of thigh
    fractures to Fosamax’s FDA-approved drug label. Many
    Plaintiffs also brought a variety of additional claims including
    defective design, negligence, and breach of warranty.
    Plaintiffs’ suits were consolidated for pretrial
    administration in a multi-district litigation in the District of
    New Jersey. Following discovery and a bellwether trial, the
    District Court granted Merck’s motion for summary judgment
    and dismissed all of Plaintiffs’ claims on the ground that they
    were preempted by federal law. The District Court based its
    ruling on the Supreme Court’s decision in Wyeth v. Levine,1
    which holds that state-law failure-to-warn claims are
    preempted when there is “clear evidence” that the FDA would
    not have approved the warning that a plaintiff claims was
    necessary.
    We will vacate and remand. Preemption is an
    affirmative defense, and Merck has not carried its burden to
    prove that it is entitled to that defense as a matter of law. The
    Wyeth “clear evidence” standard is demanding and fact-
    sensitive. It requires the factfinder to predict a highly
    probable outcome in a counterfactual world and, therefore,
    requires a court sitting in summary judgment to anticipate
    1
    
    555 U.S. 555
    (2009).
    4
    both the range of conclusions that a reasonable juror might
    reach and the certainty with which the juror would reach
    them. Here, Plaintiffs have produced sufficient evidence for a
    reasonable jury to conclude that the FDA would have
    approved a properly-worded warning about the risk of thigh
    fractures—or at the very least, to conclude that the odds of
    FDA rejection were less than highly probable. Under Wyeth
    and Rule 56, that is enough for Plaintiffs to defeat summary
    judgment and proceed to trial.
    I.   BACKGROUND
    A. Fosamax and Atypical Femoral Fractures
    Fosamax is a drug manufactured by Merck that
    belongs to a class of drugs known as bisphosphonates. The
    Food and Drug Administration (“FDA”) approved Fosamax
    in the 1990s for the treatment and prevention of osteoporosis
    in postmenopausal women.
    Fosamax treats osteoporosis by correcting an
    imbalance in the so-called “bone remodeling” process.
    Throughout a person’s life, bones are continuously broken
    down through a process called resorption and then reformed
    by the creation of new bone cells. In postmenopausal
    women, the rate of bone resorption exceeds that of bone
    formation, thereby causing bone loss. If bone loss continues
    unchecked, a person may develop osteoporosis, “a disease
    characterized by low bone mass and deterioration of bone
    structure that causes bone fragility and increases the risk of
    5
    fracture.”2    Bisphosphonates like Fosamax slow the
    resorption process, restoring the balance between resorption
    and formation and reducing the risk of osteoporotic fracture.
    Plaintiffs claim, however, that Fosamax can actually
    increase the risk of certain bone fractures. They allege that
    by slowing resorption, bisphosphonates inhibit bone repair.
    According to Plaintiffs, bones frequently develop so-called
    “microcracks,” which are ordinarily repaired through the
    resorption process. An accumulation of microcracks can lead
    to incomplete bone fractures called “stress fractures.” The
    standalone term “stress fracture” typically connotes a fracture
    resulting from excessive loading of a normal bone, and is
    commonly seen in physically active individuals. A so-called
    “insufficiency stress fracture,” by contrast, is a fracture
    caused by normal loading of poor-quality bone. Plaintiffs
    claim that while stress fractures typically heal on their own,
    “some Fosamax users who develop insufficiency fractures
    have reduced bone toughness, and Fosamax prevents the
    normal repair of the fracture.”3 According to Plaintiffs, these
    patients may then go on to develop what are known as
    “atypical femoral fractures”: severe, non-traumatic, low-
    energy complete fractures of the femur.
    Plaintiffs in this case are all Fosamax users who
    suffered atypical femoral fractures. They allege, among other
    things, that (1) Fosamax caused these atypical fractures by
    slowing the resorption process and allowing microcracks to
    2
    U.S. Dep’t of Health & Human Servs., Bone Health and
    Osteoporosis: A Report of the Surgeon General 41 (2004).
    3
    Pls. Br. 15 (citing A 884.)
    6
    accumulate, and (2) Merck was aware of the risk of such
    fractures but acted unlawfully by failing to warn doctors and
    patients of those dangers. They claim that Merck should have
    included a warning about atypical femoral fractures in the
    federally-mandated drug warnings that accompany
    prescription drugs. The interplay, and potential collision,
    between state-law warning duties and federal regulatory
    requirements is the subject of this appeal.
    B. Regulatory Framework
    The Food, Drug, and Cosmetic Act (“FDCA”)4
    regulates the marketing and sale of prescription drugs in the
    United States. Under the FDCA, a manufacturer must obtain
    approval from the United States Food and Drug
    Administration (“FDA”) before marketing a new drug.5 As
    part of a new drug application, the manufacturer must submit
    a proposed package insert, commonly called the “drug label,”
    that sets out the drug’s medical uses (“indications”) and
    health risks.6 “To obtain FDA approval, drug companies
    generally must submit evidence from clinical trials and other
    testing that evaluate the drug’s risks and benefits and
    demonstrate that it is safe and effective for all of the
    indications ‘prescribed, recommended, or suggested’ on the
    drug’s label.”7     The FDA’s approval of a new drug
    4
    21 U.S.C. § 301 et seq.
    5
    
    Id. § 355(a).
    6
    21 C.F.R. § 201.57(a); 21 U.S.C. § 355(b)(1)(F).
    7
    In re Schering-Plough Corp. Intron/Temodar Consumer
    Class Action, 
    678 F.3d 235
    , 239 (3d Cir. 2012) (quoting 21
    U.S.C. § 355(d)).
    7
    application is conditioned on its approval of the exact text of
    the drug label.8
    Drug labels includes two sections relevant to this
    litigation: a “Warnings and Precautions” section and an
    “Adverse Reactions” section. The Warnings and Precautions
    section must describe “clinically significant adverse
    reactions,” including any that are “serious even if
    infrequent.”9 The Adverse Reactions section requires a
    description of “the overall adverse reaction profile of the drug
    based on the entire safety database,” including a list of all
    “undesirable effect[s], reasonably associated with use of a
    drug.”10
    After a drug is approved, the FDA retains the authority
    to approve or require amendments to the drug’s label.11 The
    fundamental premise of the federal drug labeling scheme,
    however, is that “manufacturers, not the FDA, bear primary
    8
    21 C.F.R. § 314.105(b), (c).
    9
    
    Id. § 201.57(c)(6)(i).
    10
    
    Id. § 201.57(c)(7).
    11
    21 U.S.C. § 355(o)(4); 21; C.F.R. § 314.93; see also 
    Wyeth, 555 U.S. at 567
    (observing that the 2007 FDCA amendments
    “granted the FDA statutory authority to require a
    manufacturer to change its drug label based on safety
    information that becomes available after a drug’s initial
    approval”).
    8
    responsibility for their drug labeling at all times.”12 The
    manufacturer is charged not only “with crafting an adequate
    label” as an initial matter, but also “with ensuring that its
    warnings remain adequate as long as the drug is on the
    market.”13
    A manufacturer can fulfill its responsibility to revise
    the warnings on a drug label in two ways.
    First, the “Changes Being Effected” (“CBE”)
    regulation permits a manufacturer to unilaterally change a
    drug label to reflect “newly acquired information,” subject to
    later FDA review and approval.14 Under the CBE regulation,
    the manufacturer may, upon filing a supplemental application
    with the FDA, change a label to “add or strengthen a
    contraindication, warning, precaution, or adverse reaction”; it
    need not wait for FDA approval.15 To add a warning to the
    Warnings and Precautions section through a CBE submission,
    “there need only be ‘reasonable’ evidence of a causal
    association with the drug, a standard that could be met by a
    12
    
    Wyeth, 555 U.S. at 579
    ; see also 21 U.S.C. § 355(o)(4)(I)
    (“Rule of construction” clarifying that the 2007 amendments
    to the FDCA “shall not be construed to affect the
    responsibility of the responsible person . . . to maintain its
    label in accordance with existing requirements”).
    13
    
    Wyeth, 555 U.S. at 571
    .
    14
    21 C.F.R. § 314.70(c)(6)(iii); see also 
    Wyeth, 555 U.S. at 568
    (discussing CBE amendment process).
    15
    
    Id. § 314.70(c)(6)(iii)(A).
    9
    wide range of evidence.”16 Thus, a manufacturer can amend
    the label to address potential adverse effects even if the
    evidence for a causal connection would “not also support a
    higher evidentiary standard, such as a finding that there is a
    ‘preponderance’ of evidence that a product actually causes a
    particular kind of adverse event.”17
    For purposes of the CBE regulation, “newly acquired
    information” includes “new analyses of previously submitted
    data.”18 This definition “accounts for the fact that risk
    information accumulates over time and that the same data
    may take on a different meaning in light of subsequent
    developments.”19       Thus, if a manufacturer were to
    “determine[ ] that existing warnings were insufficient based
    on . . . a new analysis of previously submitted data, [it] could
    still submit a CBE based on its new analysis of the previous
    data.”20 A manufacturer’s ability to change a label via the
    CBE process is not absolute, however. The FDA reviews
    16
    73 Fed. Reg. 49,603, 49,604 (Aug. 22, 2008) (FDA notice
    regarding final amendment to CBE regulation); see also 21
    C.F.R. 201.57(c)(6)(iii) (Warnings and Precautions section
    “must be revised to include a warning about a clinically
    significant hazard as soon as there is reasonable evidence of a
    causal association with a drug; a causal relationship need not
    have been definitely established.”).
    17
    73 Fed. Reg. at 49,604.
    18
    21 C.F.R. § 314.3(b).
    19
    
    Wyeth, 555 U.S. at 569
    .
    20
    73 Fed. Reg. at 49,606.
    10
    CBE submissions and retains the power to reject proposed
    changes that do not meet the regulatory standards.21
    Second, manufacturers can implement “major
    changes” to a label by filing a so-called “Prior Approval
    Supplement” (“PAS”).22 Unlike a CBE change, a PAS
    change requires prior FDA approval before it can be
    implemented.23 The key distinction for present purposes is
    that a proposed label change that qualifies for a CBE
    supplement—including a proposal to “add or strengthen a
    contraindication, warning, precaution, or adverse reaction”—
    need not be submitted through the PAS process and does not
    require prior FDA approval.24
    It is important to recognize, however, that the FDA
    does not simply approve warnings out of an abundance of
    caution whenever the manufacturer posits a theoretical
    association between drug use and an adverse event. As the
    FDA has recognized, “[e]xaggeration of risk, or inclusion of
    speculative or hypothetical risks, could discourage
    appropriate use of a beneficial drug.”25 Moreover, “labeling
    that includes theoretical hazards not well-grounded in
    scientific evidence can cause meaningful risk information to
    lose its significance.”26 Accordingly, the FDA will reject a
    21
    See 21 C.F.R. § 314.70(c)(4)-(6).
    22
    
    Id. § 314.70(b).
    23
    
    Id. § 314.70(b)(3).
    24
    
    Id. § 314.70(b)(2)(v)(A);
    id. § 314.70(c)(6)(iii)(A) 
    .
    25
    73 Fed. Reg. 2848, 2851 (Jan. 16, 2008).
    26
    
    Id. 11 PAS
    application or CBE amendment if there is insufficient
    evidence of a causal link between drug use and the adverse
    event.27
    C. Fosamax Labeling History
    Both Merck and the FDA have long been aware that
    anti-resorptive drugs like Fosamax could theoretically
    increase the risk of atypical femoral fractures. The question
    that both Merck and the FDA faced in the years following the
    drug’s approval was whether the developing evidence of a
    causal link between Fosamax and atypical fractures was
    strong enough to require adding a warning to the Fosamax
    drug label. As explained further in Section II of this opinion,
    the primary question in this appeal is whether, prior to
    September 2010, the FDA would have rejected an attempt by
    Merck to unilaterally amend the Fosamax label (via a CBE
    submission) to include a warning about the risk of atypical
    femoral fractures. The following evidence bears on that
    question.
    i. Early Studies Suggest a Possible Link
    Between Fosamax and Atypical Femoral
    Fractures
    During Fosamax’s development, Merck scientists and
    third-party researchers discussed the possibility that anti-
    resorptive drugs could inhibit a bone’s ability to repair
    microdamage, potentially leading to stress fractures. In 1992,
    prior to FDA approval, Merck informed the FDA that
    “antiresorptive agents may inhibit microdamage repair by
    27
    
    Id. 12 preventing
    . . . bone resorption at the sites of microdamage.”28
    Nonetheless, when the FDA approved Fosamax in 1995 for
    the treatment of osteoporosis in postmenopausal women, it
    did not require Merck to include a warning about bone
    fractures. Nor did it do so in 1997, when it approved
    Fosamax for the prevention of osteoporosis in
    postmenopausal women.
    Between 1995 and 2010, scores of case studies,
    reports, and articles were published documenting possible
    connections between long-term bisphosphonate use and
    atypical femoral fractures. Plaintiffs have directed our
    attention to six such studies from this period. None of these
    studies, however, concluded that Fosamax caused bone
    fractures, or even that Fosamax use was definitively
    associated with atypical fractures. Rather, they variously
    stated that Fosamax use “may . . . potentially” increase the
    risk of fracture29 or “may be associated” with insufficiency
    fractures,30 or that certain findings “raise[d] the possibility”
    that Fosamax use led to fractures.31 Merck’s assertion that
    the link between Fosamax and fracturing “remained
    hypothetical     and     unsubstantiated”32     may    be     an
    understatement, but not even Plaintiffs suggest that there was
    definitive proof of a causal connection at this time.
    28
    A 1774.
    29
    A 1258.
    30
    A 1237.
    31
    A 1243.
    32
    Merck Br. 8.
    13
    Merck kept the FDA informed of these and other
    studies suggesting a possible association between
    bisphosphonates and fractures, either citing or submitting
    them in communications with the agency. In March 2008,
    Merck submitted a periodic safety update to the FDA that
    included over 30 pages of information regarding atypical
    femur fractures and suppression of bone turnover. Merck
    reported that “recent publications” had “implicated a link
    between prolonged bisphosphonate therapy and atypical low-
    energy non-vertebral fractures.”33 It also stated “the reporters
    related these findings to severely suppressed bone turnover
    that may develop during long-term” use of Fosamax.34
    Later that month, Merck forwarded to the FDA a letter
    published in the New England Journal of Medicine describing
    a “potential link between [bisphosphonate] use and low-
    energy fractures of the femur.”35
    In June 2008, the FDA informed Merck that it was
    “aware of reports regarding the occurrence of subtrochanteric
    hip fractures in patients using bisphosphonates.”36 It also
    stated that it was “concerned about this developing safety
    signal.”37     The FDA asked Merck to submit any
    investigations it had conducted or reports it had received
    regarding femoral fractures. Merck promptly complied.
    33
    A 2597.
    34
    
    Id. 35 A
    1928-33.
    36
    A 1935.
    37
    
    Id. 14 ii.
    Merck Attempts to Amend the Fosamax
    Label
    In September 2008, while the FDA was analyzing
    Merck’s data, Merck submitted a PAS to the FDA. As
    discussed above, a PAS is a label-change request that, unlike
    a CBE submission, requires prior approval from the FDA.38
    In the PAS, Merck proposed to add language to both the
    Warnings & Precautions and the Adverse Reactions sections
    of the label to address atypical femoral fractures. Merck
    explained that “[i]t is not possible with the present data to
    establish whether treatment with” Fosamax “increases the risk
    of [these] . . . low-energy subtrochanteric and/or proximal
    shaft fractures.”39 But because of the temporal association
    between these fractures and Fosamax use, Merck believed
    that it was “important to include an appropriate statement
    about them in the product label” to “increase physicians’
    awareness of possible fractures in some osteoporotic patients
    at risk and allow early intervention, thereby possibly
    preventing the progression to complete fracture and/or other
    complications.”40
    Merck proposed adding the following language to the
    Warnings and Precautions section of the label:
    Low-Energy Femoral Shaft Fracture
    38
    
    See supra
    Section I.B.
    39
    A 1349.
    40
    
    Id. 15 Low-energy
    fractures of the subtrochanteric and
    proximal femoral shaft have been reported in a
    small number of bisphosphonate-treated
    patients. Some were stress fractures (also
    known as insufficiency fractures) occurring in
    the absence of trauma. Some patients
    experienced prodromal pain in the affected area,
    often associated with imaging features of stress
    fracture, weeks to months before a complete
    fracture occurred. The number of reports of this
    condition is very low, and stress fractures with
    similar clinical features also have occurred in
    patients not treated with bisphosphonates.
    Patients with suspected stress fractures should
    be evaluated, including evaluation for known
    causes and risk factors (e.g., vitamin D
    deficiency, malabsorption, glucocorticoid use,
    previous stress fracture, lower extremity
    arthritis or fracture, extreme or increased
    exercise, diabetes mellitus, chronic alcohol
    abuse), and receive appropriate orthopedic care.
    Interruption of bisphosphonate therapy in
    patients with stress fractures should be
    considered, pending evaluation of the patient,
    based on individual benefit/risk assessment.41
    Merck also proposed adding “low-energy femoral
    shaft fracture” to the list of reported adverse reactions in the
    Adverse Reactions section of the label,42 as well as the
    following statement to the Patient Package Insert: “Patients
    41
    A 1371.
    42
    A 1383.
    16
    have experienced fracture in a specific part of the thigh bone.
    Call your doctor if you develop new or unusual pain in the
    hip or thigh.”43 In support of its PAS application, Merck
    included an analysis of femur fractures in Fosamax users and
    cited to nine articles reporting cases of low-energy femoral
    fractures in Fosamax users.
    In April 2009, Merck representatives held a telephone
    conversation with Dr. Scott Monroe of the FDA. According
    to Merck’s internal notes, Dr. Monroe stated that the FDA
    could agree to add language in the Adverse Reactions section
    of the label, but that Merck’s “elevation of this issue to a
    precaution in the labeling” was prolonging review.44 The
    FDA wanted “to approach the issue of a precaution from the
    [perspective] of all bisphosphonates” and was “working with
    the Office of Safety and Epidemiology to do so.”45 Dr.
    Monroe also stated that because “the conflicting nature of the
    literature does not provide a clear path forward, . . . more time
    will be need[ed] for FDA to formulate a formal opinion on
    the issue of a precaution around these data.”46
    Later in April 2009, an FDA liaison sent Merck an e-
    mail stating that the FDA was not prepared to include
    language about low-energy femoral fractures in the Warnings
    and Precautions section of the label and would only approve a
    reference to atypical fractures in the “Adverse Reaction”
    43
    A 2742.
    44
    A 1970-71.
    45
    A 1971.
    46
    
    Id. 17 section.47
    The FDA asked Merck to “hold off on the
    [Warnings and Precautions] language at this time” so that
    drug evaluators could “then work with [the FDA’s Office of
    Surveillance and Epidemiology] and Merck to decide on
    language for a [Warnings and Precautions] atypical fracture
    language, if it is warranted.”48
    In May 2009, the FDA sent Merck a “Complete
    Response” letter, authored by Dr. Monroe. In the Complete
    Response, the FDA approved the addition of “low energy
    femoral shaft and subtrochanteric fractures” to the Adverse
    Reactions section, but the FDA rejected Merck’s proposed
    addition to the Warnings and Precautions section. Because
    the parties vigorously dispute the grounds for this rejection, it
    is worth excerpting the relevant portion of the FDA notice in
    full:
    47
    A 1498.
    48
    
    Id. 18 We
    have completed the review of your [PAS]
    applications, as amended, and have determined
    that we cannot approve these applications in
    their present form. We have described below
    our reasons for this action and our
    recommendation to address this issue.
    1. While the Division agrees that atypical and
    subtrochanteric fractures should be added to the
    ADVERSE REACTIONS, Post-Marketing
    Experience subsections of the [Fosamax]
    labels, your justification for the proposed
    PRECAUTIONS             section     language     is
    inadequate. Identification of “stress fractures”
    may not be clearly related to the atypical
    subtrochanteric fractures that have been
    reported in the literature. Discussion of the risk
    factors for stress fractures is not warranted and
    is not adequately supported by the available
    literature and post-marketing adverse event
    reporting.49
    The outcome of this case hinges in large part on how
    one reads (or really, on how a reasonable jury could read) this
    language in conjunction with the FDA’s accompanying
    actions and communications. Plaintiffs claim that the FDA
    was objecting only to Merck’s use of the imprecise and
    potentially misleading term “stress fractures,” and that the
    FDA would have approved a proposed warning that
    specifically discussed the risk of atypical femoral fractures
    while eliminating the general references to stress fractures.
    49
    A 1500-01.
    19
    Merck claims that this letter, along with the FDA’s other
    communications, demonstrates that the FDA simply did not
    believe there was sufficient evidence of a causal link between
    Fosamax use and atypical fractures, and would have rejected
    any proposed warning relating to such a risk.
    iii. The FDA Revises its Position on the
    Link Between Bisphosphonates and
    Atypical Femur Fractures
    In March 2010, after reviewing the data submitted by
    Merck and other manufacturers, the FDA stated publicly that
    the data reviewed to date had “not shown a clear connection
    between bisphosphonate use and a risk of atypical
    subtrochanteric femur fractures.”50 The FDA announced that
    it would work with an outside expert task force to gather
    additional information.
    In September 2010, the task force published a report
    finding that “there is evidence of a relationship between long-
    term [bisphosphonate] use and a specific type of
    subtrochanteric and femoral shaft fracture.”51 The report
    stated that although there was an association between long-
    term bisphosphonate use and atypical fractures, the
    association had not been proven to be causal. The FDA
    responded by issuing a Drug Safety Communication stating
    that, “[a]lthough it is not clear if bisphosphonates are the
    cause [of fractures], these unusual femur fractures have been
    identified in patients taking these drugs.”52 Regarding the
    50
    A 1508.
    51
    A 1167.
    52
    A 1512.
    20
    task force’s recommendation of a label change, the FDA
    stated that it “has assembled and is thoroughly reviewing all
    long term data available on the products, as well as all safety
    reports” and would be “considering label revisions.”53
    In October 2010, the FDA announced that it would
    require all bisphosphonate manufacturers to add information
    regarding the risk of atypical femoral fractures to the
    Warnings and Precautions section of the drug labels, based on
    the FDA’s conclusion that “these atypical fractures may be
    related to long-term . . . bisphosphonate use.”54 It reiterated
    that it was still “not clear if bisphosphonates are the cause,”
    but noted that “these unusual femur fractures have been
    predominantly reported in patients taking bisphosphonates.”55
    In a conference call accompanying the announcement, the
    FDA’s Deputy Director of the Office of New Drugs stated
    that the task force report made the FDA “confident” that
    atypical femur fractures are “potentially more closely related
    to” long-term use of bisphosphonates “than [the FDA]
    previously had evidence for.”56
    53
    
    Id. 54 A
    1118. The FDA also announced that it would require a
    new Limitations of Use statement in the Indications and
    Usage section of the labels to “describe the uncertainty of the
    optimal duration of use of bisphosphonates for the treatment
    and/or prevention of osteoporosis.” 
    Id. 55 Id.
    56
    A 1396.
    21
    The same day, the FDA wrote to Merck requesting that
    Merck add the following language to the Warnings and
    Precautions section of the Fosamax label:
    Atypical Subtrochanteric      and   Diaphyseal
    Femoral Fractures:
    Atypical, low-energy, or low trauma
    fractures of the femoral shaft have been
    reported in bisphosphonate-treated patients.
    These fractures can occur anywhere in the
    femoral shaft from just below the lesser
    trochanter to above the supracondylar flare and
    are transverse or short oblique in orientation
    without evidence of comminution. Causality
    has not been established as these fractures also
    occur in osteoporotic patients who have not
    been treated with bisphosphonates.
    Atypical femur fractures most commonly
    occur with minimal or no impact to the affected
    area. They may be bilateral and many patients
    report prodromal pain in the affected area,
    usually presenting as dull, aching thigh pain,
    weeks to months before a complete fracture
    occurs. A number of reports note that patients
    were      also   receiving    treatment     with
    glucocorticoids (e.g. prednisone) at the time of
    fracture.
    Any patient with a history of
    bisphosphonate exposure who presents with
    thigh or groin pain should be suspected of
    having an atypical fracture and should be
    22
    evaluated to rule out a femur fracture. Subjects
    presenting with an atypical fracture should also
    be assessed for symptoms and signs of fracture
    in the contralateral limb. Interruption of
    bisphosphonate therapy should be considered,
    pending a risk/benefit assessment, on an
    individual basis.57
    Merck responded by proposing additional language
    that, according to Merck, was intended to make clear that
    doctors should attempt to rule out stress fractures. The
    proposal contained five specific references to “stress
    fractures.”    The FDA responded to this proposal by
    eliminating every instance of the phrase “stress fractures.” In
    rejecting Merck’s proposal, the FDA explained that “the term
    ‘stress fracture’ was considered and not accepted. The
    Division believes that for most practitioners, the term ‘stress
    fracture’ represents a minor fracture and this would contradict
    the seriousness of the atypical femoral fractures associated
    with bisphosphonate use.”58          The FDA subsequently
    approved language nearly identical to its original October
    2010 proposal. That language was added to the Fosamax
    label in January 2011 and has remained there since.
    D. Procedural History
    After the label change, patients who had taken
    Fosamax and suffered atypical femur fractures filed lawsuits
    against Merck throughout the country. In May 2011, the
    Judicial Panel on Multidistrict Litigation consolidated these
    57
    A 1516-17.
    58
    A 1540.
    23
    cases for pre-trial administration in a multi-district litigation
    (“MDL”) in the District of New Jersey.59 Since then, the
    MDL has been assigned to three different district judges60 and
    has swelled to over 1,000 cases, each involving a separate
    patient who allegedly suffered a femur fracture after taking
    Fosamax.
    Although no two complaints in the MDL are identical,
    all of the actions “share questions of fact arising from similar
    allegations that use of Fosamax . . . caused femur fractures or
    similar bone injuries.”61 The individual Plaintiffs in this
    appeal all allege that they were injured before September 14,
    2010, the date the outside expert task force published its
    report documenting an association between bisphosphonate
    use and atypical femur fractures. According to Plaintiffs,62
    the complaints filed by this cohort generally include a state-
    law products liability claim for failure to warn, alleging that
    Fosamax was defective because Merck failed to warn
    Plaintiffs and their physicians about the risk of atypical femur
    fractures. Many complaints also claim that Fosamax was
    59
    In re: Fosamax (Alendronate Sodium) Prods. Liab. Litig.
    (No. II), 
    787 F. Supp. 2d 1355
    (J.P.M.L. 2011) (hereinafter,
    “Fosamax MDL Order”).
    60
    The MDL is currently assigned to the Honorable Freda
    Wolfson.
    61
    Fosamax MDL 
    Order, 787 F. Supp. 2d at 1356
    .
    62
    This appeal involves over 500 related cases, and the parties
    have wisely chosen not to include each complaint in the
    record. We are therefore necessarily reliant on the parties for
    information regarding the nature, prevalence and
    commonality of the plaintiffs’ claims.
    24
    defectively designed because the risks of Fosamax exceeded
    the benefits, or because Fosamax was unreasonably
    dangerous or more dangerous than an ordinary consumer
    would expect. Many complaints also include claims for,
    among other causes of action, negligence, negligent
    misrepresentation, breach of express and implied warranties,
    unjust enrichment, punitive damages, and violations of state
    consumer fraud and deceptive trade practice statutes.63
    Merck has argued since the inception of the MDL that
    Plaintiffs’ state-law failure-to-warn claims are preempted by
    FDA regulations. The District Court decided to address
    preemption after developing a full record in a bellwether trial,
    the so-called Glynn trial. Typical of all plaintiffs in this
    MDL, the lead plaintiff in Glynn claimed that she suffered an
    atypical femur fracture that was proximately caused by
    Merck’s failure to include adequate fracture warnings on the
    Fosamax label.64 Merck moved for judgment as a matter of
    law on preemption grounds before and during trial, but the
    District Court reserved judgment.65 The jury returned a
    verdict for Merck on the merits, finding that Ms. Glynn failed
    to prove by a preponderance of the evidence that she
    63
    Although the complaints exclusively plead state-law causes
    of action, the actions are in federal court on diversity grounds.
    64
    Although the Glynn plaintiffs brought multiple claims, the
    only one they actually tried to verdict was a failure-to-warn
    claim. In re Fosamax (Alendronate Sodium) Prods. Liab.
    Litig. (Glynn v. Merck Sharp & Dohme Corp.), 
    951 F. Supp. 2d
    695, 700 & n.5 (D.N.J. 2013) (hereinafter, “Glynn”).
    65
    
    Id. at 700-701.
    25
    experienced an atypical femur fracture.66 Despite this verdict,
    the District Court announced that it would still decide
    whether the Glynns’ claims were preempted.67
    In June 2013, the District Court issued an opinion
    concluding that the Glynns’ failure-to-warn claim was
    preempted by federal law. Applying the Supreme Court’s
    decision in Wyeth, the court stated that state-law failure-to-
    warn claims are preempted when “there is ‘clear evidence that
    the FDA would not have approved a change’ to the
    prescription drug’s label.”68 The District Court concluded
    that the Glynns’ claim was preempted because the FDA’s
    May 2009 denial of Merck’s request to add language about
    atypical femur fractures to the Warnings and Precautions
    section of the label was “clear evidence that the FDA would
    not have approved a label change to the Precautions section
    of the label prior to Ms. Glynn’s injury.”69
    Shortly after the Glynn decision, Merck moved for an
    order to show cause why all the cases in the MDL alleging
    injuries prior to the release of the September 2010 task force
    report should not be dismissed on preemption grounds.
    Plaintiffs opposed the motion on the ground that resolving
    their claims through a show-cause procedure would violate
    their due process right to individual trials. In August 2013,
    the District Court issued an Order to Show Cause why the
    66
    
    Id. at 701.
    67
    
    Id. 68 Glynn,
    951 F. Supp. 2d 
    at 702 (quoting 
    Wyeth, 555 U.S. at 571
    ).
    69
    
    Id. at 703.
    26
    pre-September 2010 claims should not be dismissed on
    preemption grounds, and the parties submitted briefing.
    Although both sides disputed the propriety of the show-cause
    procedure and the substance of Merck’s preemption
    arguments, the parties and the District Court all agreed that
    Federal Rule of Civil Procedure 56 “provides the exclusive
    mechanism by which the Court can resolve the dispositive
    issues presented by Merck’s preemption defense before
    trial(s).”70
    After briefing, the District Court granted summary
    judgment to Merck and ruled that all claims made by
    plaintiffs who were injured prior to September 14, 2010 were
    preempted under Wyeth. Specifically, the court ruled that: (1)
    Merck had met its initial burden of demonstrating that there
    was no genuine issue of material fact as to preemption in
    Glynn, and that Plaintiffs therefore bore the burden of
    producing a genuine issue for trial; (2) Plaintiffs had failed to
    create a genuine issue as to preemption; (3) it was proper to
    use a show-cause proceeding to apply the Glynn preemption
    ruling to other MDL cases; (4) Plaintiffs’ design-defect and
    other non-warning claims were also preempted because they
    sounded in failure to warn; and (5) Plaintiffs’ alternate
    theories that Merck should have added information about
    fractures to the Adverse Reactions section of the label prior to
    70
    In re Fosamax (Alendronate Sodium) Prods. Liab. Litig.,
    MDL No. 2243, Master Dkt. No. 08-08 (JAP)(LHG), 
    2014 WL 1266994
    , at *8 (D.N.J. Mar. 26, 2014) (hereinafter,
    “Summary Judgment Order”). The parties continue to agree
    that Rule 56 is the proper framework to apply, although they
    dispute how to apportion the parties’ burdens of production
    and persuasion.
    27
    2009 and should have warned that Fosamax’s long-term
    benefits were limited should be dismissed.
    With respect to the failure-to-warn claims, the District
    Court reiterated its conclusion from Glynn that “the fact that
    the FDA never required [Merck] to submit new language or
    change the label demonstrates that the FDA did not think that
    the label should have been changed at that time.”71 This
    evidence “remain[ed] unchanged” and provided “clear
    evidence that the FDA would have rejected a stronger
    Precautions warning because the FDA did reject a stronger
    Precautions warning.”72 As to the non-failure-to-warn claims
    (including claims for design defect, negligence, fraud, breach
    of warranty, deceptive trade practice, and unjust enrichment),
    the District Court concluded that that these claims “are based
    entirely on the premise that Fosamax had risks which should
    have been disclosed to consumers” and therefore “ultimately
    hinge[ ] on the adequacy of Fosamax’s warning.”73 Because
    these claims “rise and fall with a claim for failure to warn,”
    they too were preempted.74 This appeal followed.75
    71
    
    Id. at *16
    (quoting Glynn, 
    951 F. Supp. 2d
    at 703-04)
    (alterations omitted).
    72
    
    Id. 73 Id.
    at *12, *14.
    74
    
    Id. at *12,
    *14.
    28
    II.   LEGAL BACKGROUND
    The primary issue in this case is whether Plaintiffs’
    state-law failure-to-warn claims are preempted by federal law
    under the Supreme Court’s decision in Wyeth. This is not a
    straightforward determination. Wyeth says only that a claim
    is preempted when there is “clear evidence” that the FDA
    would not have approved a label change. This standard is
    cryptic and open-ended, and lower courts have struggled to
    make it readily administrable. This appeal, however, requires
    us to do so. To assess whether Merck is entitled to summary
    judgment on its affirmative preemption defense, we must
    answer two questions: What is “clear evidence”? And who
    should determine whether clear evidence exists?
    75
    This appeal involves only those Plaintiffs who alleged that
    they were injured before September 14, 2010. See, e.g., 
    id. at *17
    (granting summary judgment to Merck on “all claims
    made by the Plaintiffs . . . with injuries that occurred prior to
    September 14, 2010”). Plaintiffs inform us that there are
    “approximately 570 remaining cases in the MDL involving
    plaintiffs who were injured after September 14, 2010.” Pls.
    Br. 8; see also A 2067-80. In June 2015, the District Court
    conditionally dismissed these remaining actions without
    prejudice, concluding that they “are based on the alleged
    inadequacy of the pre-2011 Fosamax label” and that our
    decision here would “determine whether the claims of the
    remaining Plaintiffs in this litigation . . . remain viable or
    not.” A 2065. We express no view regarding the effect of
    today’s ruling on the remaining plaintiffs’ claims.
    29
    For the following reasons, we conclude that (1) the
    term “clear evidence” refers solely to the applicable standard
    of proof, and (2) the ultimate question of whether the FDA
    would have rejected a label change is a question of fact for
    the jury rather than for the court. By describing the ultimate
    question as one of fact for the jury, we do not mean to suggest
    that summary judgment is categorically unavailable to a
    manufacturer asserting a preemption defense. When there is
    no genuine issue of material fact—that is, when no reasonable
    jury applying the clear-evidence standard of proof could
    conclude that the FDA would have approved a label change—
    the manufacturer will be entitled to judgment as a matter of
    law. We simply hold that, at the summary judgment stage,
    the court cannot decide for itself whether the FDA would
    have rejected a change, but must instead ask whether a
    reasonable jury could find that the FDA would have approved
    the change.
    A. Federal Preemption Doctrine: Impossibility
    Preemption and the Supreme Court’s
    Decision in Wyeth v. Levine
    i. Impossibility Preemption
    The Supremacy Clause establishes that federal law
    “shall be the supreme Law of the Land.”76 The Supremacy
    Clause, therefore, preempts “state laws that ‘interfere with, or
    are contrary to,’ federal law.”77 There are several varieties
    76
    U.S. Const., Art. VI, cl. 2.
    77
    Hillsborough Cty., Florida v. Automated Med. Labs., Inc.,
    
    471 U.S. 707
    , 712 (1985) (quoting Gibbons v. Ogden, 
    22 U.S. 1
    , 211 (1824)).
    30
    of preemption; the one at issue here is called “conflict” or
    “impossibility” preemption.         Impossibility preemption
    applies, and state law must give way, when “it is ‘impossible
    for a private party to comply with both state and federal
    requirements.’”78     “The question for ‘impossibility’ is
    whether the private party could independently do under
    federal law what state law requires of it.”79
    In this case, Plaintiffs claim that state law obligated
    Merck to add a warning about atypical femur fractures to the
    Fosamax label. At issue is whether federal law—here, FDA
    regulations—prevented Merck from adding the type of
    warnings that Plaintiffs claim were required under state law.
    The Supreme Court confronted a similar question in Wyeth,
    and its opinion governs our analysis here.
    ii. The Wyeth Decision
    In Wyeth, the Supreme Court addressed whether and to
    what extent state-law failure-to-warn claims are preempted by
    the FDCA and federal drug-labeling regulations. The Court
    held that failure-to-warn claims against drug manufacturers
    generally are not preempted by FDA approval of the drug’s
    warning label. But such a claim is preempted by federal law
    when there is “clear evidence” that the FDA would not have
    approved the warning that a plaintiff claims was necessary.
    The plaintiff in Wyeth developed gangrene when a
    physician’s assistant injected her with the antinausea drug
    78
    PLIVA, Inc. v. Mensing, 
    564 U.S. 604
    , 618 (2011) (quoting
    Freightliner Corp. v. Myrick, 
    514 U.S. 280
    , 287 (1995)).
    79
    
    Id. at 620.
    31
    Phenergan. She brought a state-law failure-to-warn claim
    against Wyeth, the manufacturer of Phenergan, for failing to
    provide an adequate warning about the risks involved with
    various methods of administering the drug. A jury concluded
    that the plaintiff’s injury was caused by Wyeth’s inadequate
    warning label. Wyeth argued on appeal that the state-law
    failure-to-warn claims were preempted because it was
    impossible to comply with both state-law warning duties and
    federal labeling obligations.80
    The Supreme Court rejected Wyeth’s argument. It
    began by citing the “central premise of federal drug
    regulation that the manufacturer bears responsibility for the
    content of its label at all times.”81 Under this rule, a
    manufacturer “is charged both with crafting an adequate label
    and with ensuring that its warnings remain adequate as long
    as the drug is on the market.”82 Thus, when the risks of a
    particular drug use become apparent, the manufacturer has “a
    duty to provide a warning that adequately describe[s] that
    risk.”83
    In response to Wyeth’s contention that federal law
    made it impossible to add the warnings the plaintiff claimed
    were necessary, the Court observed that drug manufacturers
    are allowed to strengthen an FDA-approved warning label
    without FDA approval through the CBE process.84 Wyeth
    80
    
    Wyeth, 555 U.S. at 559-64
    .
    81
    
    Id. at 570-71.
    82
    
    Id. at 571.
    83
    
    Id. 84 Id.
    at 568.
    32
    therefore could not establish impossibility preemption
    because the CBE regulation “permitted [Wyeth] to provide . .
    . a warning [of the risk of gangrene] before receiving the
    FDA’s approval.”85
    The Supreme Court cautioned, however, that the mere
    availability of a CBE label amendment would not always
    defeat a manufacturer’s preemption defense, because the
    FDA “retains authority to reject labeling changes.”86 Thus,
    where there is “clear evidence that the FDA would not have
    approved a change” to the label, federal law preempts state-
    law claims premised on the manufacturer’s failure to make
    that change.87 Impossibility preemption applies in that
    instance because the manufacturer would be legally prevented
    by the FDA from taking the very action that state law
    ostensibly requires.88
    85
    
    Id. at 571.
    86
    
    Id. 87 Id.
    88
    If a manufacturer retains a warning that the FDA has
    rejected, the drug may be deemed “misbranded” in violation
    of federal law. See 21 U.S.C. § 352(a) (drug shall be
    considered misbranded “[i]f its labeling is false or misleading
    in any particular”); A 1501 (FDA letter rejecting Merck’s
    PAS proposal to amend the Fosamax label and stating that
    “[t]hese products may be considered to be misbranded under
    the Federal Food, Drug, and Cosmetic Act if they are
    marketed with this change before approval of these
    supplemental applications”).
    33
    The manufacturer in Wyeth could not take advantage
    of the clear-evidence exception because it had “offered no
    such evidence” that the FDA would have rejected the warning
    sought by the plaintiff.89 But the Supreme Court made it
    clear that if a manufacturer does present “clear evidence” that
    the FDA would reject a plaintiff’s proposed warning, it would
    have a complete preemption defense to any state-law failure-
    to-warn claims.
    In this case, Merck claims that the FDA’s 2009
    rejection of its proposed label amendment is just such “clear
    evidence.”
    B. Defining “Clear Evidence”
    Courts applying the Wyeth preemption rule confront an
    immediate question: what is “clear evidence that the FDA
    would not have approved a change”? The Wyeth Court did
    not define the “clear evidence” standard or explain how
    courts should apply it. The only guidance the Court offered
    was to call impossibility preemption a “demanding
    defense.”90 In the absence of explicit direction or a coherent
    doctrinal framework, lower courts have been understandably
    reluctant to articulate firm definitions of the standard or its
    requirements. For example, several of our sister circuits have
    decided preemption cases by simply treating the facts of
    Wyeth as a yardstick: if the evidence for FDA rejection in a
    given case is less compelling than the manufacturer’s
    evidence in Wyeth, the thinking goes, then there is clear
    evidence that the FDA would not have approved a label
    89
    
    Wyeth, 555 U.S. at 571
    -72.
    90
    
    Id. at 573.
    34
    change and the manufacturer’s preemption defense fails.91
    Many district courts have adopted a similar, if more complex,
    approach of exhaustively surveying the post-Wyeth case law
    and then testing the facts of a particular case against prior
    decisions.92 Both approaches produce valid outcomes in
    individual cases, but neither clarifies or builds out the
    doctrine. The result is an anomaly in our preemption
    jurisprudence: the number of cases applying the clear
    evidence standard continues to grow, yet “the clear evidence
    standard remains undefined.”93
    91
    See Mason v. Smithkline Beecham Corp., 
    596 F.3d 387
    ,
    392-96 (7th Cir. 2010) (stating that Wyeth provides an
    “intellectual anchor” because “if the evidence here is less
    compelling than it was in [Wyeth], we will not find
    preemption,” and holding that preemption was unwarranted
    because the manufacturer’s evidence was not “any more
    compelling”); Gaeta v. Perrigo Pharms. Co., 
    630 F.3d 1225
    ,
    1235-37 (9th Cir. 2011) (observing that “the only guidance
    this court has is that the evidence presented in [Wyeth] was
    insufficient to meet the clear evidence standard” and holding
    that preemption was unwarranted “[b]ecause the evidence
    presented by Perrigo in this case is no more compelling than
    the evidence considered and rejected by the Supreme Court in
    [Wyeth]” (abrogated on other grounds, PLIVA, 
    564 U.S. 604
    ).
    92
    See, e.g., In re Incretin-Based Therapies Prods. Liab.
    Litig., 
    142 F. Supp. 3d 1108
    (S.D. Cal. 2015); Seufert v.
    Merck Sharp & Dohme Corp., No. 13-cv-2169 AJB (MDD),
    
    2016 WL 3369512
    (S.D. Cal. May 11, 2016).
    93
    In re Incretin-Based Therapies Prods. Liab. Litig., 142 F.
    Supp. 3d at 1119.
    35
    Today, we hold that the Supreme Court intended to
    announce a standard of proof when it used the term “clear
    evidence” in Wyeth.
    The Wyeth Court articulated the “clear evidence”
    exception as follows: “[A]bsent clear evidence that the FDA
    would not have approved a change to Phenergan’s label, we
    will not conclude that it was impossible for Wyeth to comply
    with both federal and state requirements.”94 This formula has
    three components: (1) a legal rule that defines the
    circumstances in which a manufacturer is absolved of state-
    law liability (it must be impossible for the manufacturer to
    comply with both federal and state requirements); (2) a
    factual showing that satisfies the legal rule (the FDA would
    not have approved the proposed label change); and (3) a
    standard of proof that specifies how convincing the factual
    showing must be (the manufacturer must show that the FDA
    would not have approved the proposed label change by “clear
    evidence”). The term “clear evidence” therefore does not
    refer directly to the type of facts that a manufacturer must
    show, or to the circumstances in which preemption will be
    appropriate. Rather, it specifies how difficult it will be for the
    manufacturer to convince the factfinder that the FDA would
    have rejected a proposed label change. The manufacturer
    must prove that the FDA would have rejected a warning not
    simply by a preponderance of the evidence, as in most civil
    cases, but by “clear evidence.”
    Our conclusion that the Wyeth Court intended the term
    “clear evidence” to denote a standard of proof is supported by
    the Supreme Court’s prior usage of the term. For example,
    
    94 555 U.S. at 571
    .
    36
    the Court has consistently held that a complainant alleging
    official government misconduct must present “clear
    evidence” of unlawful behavior.95 “Clear evidence” in this
    context is understood to be a standard of proof, rather than a
    condition on the type of facts that must be proven.96 Similar
    examples are found in the bankruptcy and patent settings.97
    95
    See, e.g., United States v. Chemical Found., Inc., 
    272 U.S. 1
    , 14-15 (1926) (“The presumption of regularity supports the
    official acts of public officers, and, in the absence of clear
    evidence to the contrary, courts presume that they have
    properly discharged their official duties.”); United States v.
    Armstrong, 
    517 U.S. 456
    , 465 (1996) (criminal defendant
    alleging racially discriminatory prosecution must present
    “clear evidence” that prosecutorial policy had discriminatory
    effect and purpose); Reno v. American-Arab Anti-
    Discrimination Comm., 
    525 U.S. 471
    , 489 (1999) (selective
    prosecution claim requires “clear evidence” of unlawful
    action).
    96
    See 
    Reno, 525 U.S. at 489
    (stating that clear evidence is
    “the standard for proving” a selective prosecution claim);
    United States v. Jarrett, 
    447 F.3d 520
    , 525 (7th Cir. 2006)
    (describing clear evidence as “[t]he standard of proof” for
    selective prosecution claims).
    97
    See Oriel v. Russell, 
    278 U.S. 358
    , 362-63 (1929) (when a
    party seeks turnover in a bankruptcy proceeding, “[a] mere
    preponderance of evidence . . . is not enough” and the court
    deciding the motion “should therefore require clear
    evidence”); Microsoft v. I4I Ltd. P’ship, 
    564 U.S. 91
    , 97, 113-
    14 (2011) (Federal Circuit’s interpretation of Patent Act as
    requiring “clear evidence” of invalidity accurately stated the
    statutory standard of proof).
    37
    Nor must we look far to discern the meaning of “clear
    evidence,” as Supreme Court usage confirms that the term is
    synonymous with “clear and convincing evidence.”98 The
    latter is a well-recognized intermediate standard of proof—
    more demanding than preponderance of the evidence, but less
    demanding than proof beyond a reasonable doubt. Black’s
    Law Dictionary defines clear and convincing evidence as
    “evidence indicating that the thing to be proved is highly
    probable or reasonably certain.”99 We adopt that definition
    here. It is consistent with both settled understanding and
    Wyeth’s instruction that the clear-evidence test is a
    “demanding defense” meant to represent a longstanding
    “presumption against pre-emption.”100
    We therefore conclude that for a defendant to establish
    a preemption defense under Wyeth, the factfinder must
    conclude that it is highly probable that the FDA would not
    have approved a change to the drug’s label.
    98
    See 
    Microsoft, 564 U.S. at 97
    , 113-14 (equating Federal
    Circuit’s “clear evidence” standard with “clear and
    convincing” standard); 
    Oriel, 278 U.S. at 362-63
    (equating
    “clear evidence” with “clear and convincing evidence”);
    accord Ramsey v. United Mine Workers of Am., 
    401 U.S. 302
    ,
    307-09, 311 (1971) (interpreting statute requiring “clear
    proof” as requiring “clear and convincing evidence”).
    99
    Black’s Law Dictionary 674 (10th ed. 2009).
    100
    
    Wyeth, 555 U.S. at 571
    -73, 565 n.3.
    38
    C. Whether the FDA Would Have Rejected a
    Label Change is a Question of Fact for the
    Jury
    Once “clear evidence” is understood as a standard of
    proof rather than a condition on the type of facts to be proven,
    the Wyeth test narrows to a single inquiry: would the FDA
    have approved the label change that Plaintiffs argue was
    required?
    Oral argument in this case revealed a fundamental yet
    unexplored disagreement between the parties. Merck claimed
    that the Wyeth preemption test presents a pure question of law
    that must be decided by a court, not a jury. Plaintiffs argued
    that Wyeth preemption poses a mixed question of fact and law
    that may require jury factfinding in appropriate
    circumstances. The distinction is crucial in this case because
    it dictates the course of our summary judgment analysis. If
    the question of whether the FDA would have rejected
    Plaintiffs’ proposed warning is a question of law for the court,
    then we may simply answer it ourselves; but if it is a question
    of fact for the jury, then we must instead attempt to anticipate
    the range of answers that could be given by reasonable jurors
    applying the clear evidence standard and then determine
    whether summary judgment is appropriate. Having reviewed
    the case law and the parties’ supplemental briefing on the
    issue, we conclude that the question of whether the FDA
    would have rejected a proposed label change is a question of
    39
    fact that must be answered by a jury.101 The court’s role at
    the summary judgment stage is therefore limited to
    determining whether there are genuine issues of material fact
    that preclude judgment as a matter of law.
    i. Conflict Preemption Can Require Fact
    Determinations by a Jury
    Merck makes two general, threshold arguments in
    favor of treating Wyeth preemption as a purely legal question
    to be answered by the court.
    First, Merck notes that the vast majority of courts
    applying Wyeth have assumed, either explicitly or implicitly,
    that Wyeth preemption presents a question of law. This
    observation is only somewhat accurate and wholly
    unpersuasive.
    Wyeth does not indicate whether the “clear evidence”
    test poses a legal or factual question. Nor is it possible to
    divine a clear answer from the Supreme Court’s application
    101
    Our discussion of the allocation of decision-making
    authority, both here and elsewhere in this Opinion, applies in
    cases tried to a jury. In a bench trial, of course, judicial
    factfinding will be both appropriate and necessary.
    40
    of the test in Wyeth itself.102 However, the Supreme Court
    did decide that the evidence presented in Wyeth was not
    sufficient to pass the clear evidence test. Therefore, in light
    of the Court’s definitive holding that the evidence in Wyeth
    did not pass muster, the many federal courts that have applied
    the Wyeth preemption test have simply compared the
    evidence presented in their cases to the evidence presented in
    Wyeth. For example, in Mason v. Smithkline Beecham Corp.,
    the Seventh Circuit walked through the record evidence and
    concluded that, “in light of the extensive showing required by
    [Wyeth],” the manufacturer “did not meet its burden of
    demonstrating by clear evidence that the FDA would have
    102
    Had Wyeth come up on appeal from a grant of summary
    judgment, for example, the Court would have been forced to
    address whether the question of what the FDA would have
    done should be answered by a court or by a jury. But Wyeth
    was an appeal of a post-trial motion for judgment, following a
    full jury trial and post-verdict proceedings in which the trial
    court made explicit fact findings, based on the trial record,
    directed at the preemption issue. 
    Wyeth, 555 U.S. at 561-63
    .
    The Supreme Court concluded on the basis of that complete
    record that there was “no . . . evidence” that the FDA would
    have rejected a warning. 
    Id. at 572.
    The combination of (1) a
    complete fact record that (2) contained zero evidence to
    support preemption eliminated the need for remand, and
    thereby obviated the need to explain which judicial actor
    should make preemption-related findings in the first instance.
    And since the complete record contained no evidence
    whatsoever indicating that the FDA would not have approved
    a label change, the Supreme Court had no reason to consider
    whether a jury could have reached a contrary conclusion.
    41
    rejected a label change.”103 The Ninth Circuit took a similar
    approach in Gaeta v. Perrigo Pharmaceuticals Co., and
    explicitly stated that since “the only guidance this court has is
    that the evidence presented in [Wyeth] was insufficient to
    meet the clear evidence standard,” the manufacturer would
    not meet the clear evidence standard if the “evidence in this
    case [is] less compelling than [that] in [Wyeth].”104 Many
    other circuits have followed this approach and have found no
    preemption because the evidence in those cases fell short of
    the record in Wyeth.105
    It is possible to characterize this approach as a tacit
    acknowledgment that the “clear evidence” test is a legal
    question to be answered directly by the court. Mason, for
    example, was an appeal of a grant of summary judgment, but
    the court did not engage in a Rule 56 disputed-facts analysis
    103
    
    Mason, 596 F.3d at 393-96
    .
    104
    
    Gaeta, 630 F.3d at 1235-36
    .
    105
    See, e.g., Demahy v. Actavis, Inc., 
    593 F.3d 428
    , 446 (5th
    Cir. 2010) (“The record here contains nothing, let alone ‘clear
    evidence,’ that suggests the FDA would have rejected a
    labeling proposal from Actavis.”); Mensing v. Wyeth, Inc.,
    
    588 F.3d 603
    , 610-11 (8th Cir. 2009) (“The record contains
    nothing, let alone ‘clear evidence,’ to suggest the FDA would
    have rejected a labeling proposal from any of them.”); but see
    Miller v. Smithkline Beecham Corp., 381 F. App’x 776 (10th
    Cir. 2010) (unpublished) (without any prior discussion,
    remanding “to give the [district] court the opportunity to
    make evidentiary findings and analyze the record in light of
    [Wyeth’s] new ‘clear evidence’ standard”).
    42
    or consider whether a reasonable jury could reach a contrary
    conclusion. At the same time the court also did not explain
    why the Wyeth test should be resolved by the court in the first
    instance. We do not lightly discount the wisdom of our sister
    circuits and the district courts that have grappled with these
    issues. But there is a difference between rejecting another
    court’s considered judgment, on the one hand, and taking up
    an issue that has not been thoroughly analyzed, on the other.
    Furthermore, the approach taken by our sister circuits would
    be entirely consistent with our decision that the “clear
    evidence” test is a fact question that is ultimately for a jury to
    decide. After all, by comparing the evidence presented in
    these cases with the evidence presented in Wyeth, these
    circuits are in fact engaging in a summary judgment analysis,
    even if they do not name it.
    Second, Merck asserts that conflict preemption always
    presents a pure question of law. To be sure, we have made
    numerous offhand statements that seem to support Merck’s
    position.106 And as Merck points out, several district courts
    relying on similar language have concluded, albeit without
    substantial analysis, that a manufacturer’s entitlement to the
    106
    See, e.g., In re Federal-Mogul Global Inc., 
    684 F.3d 355
    ,
    364 n.16 (3d Cir. 2012) (“The scope of preemption presents a
    pure question of law, which we review de novo.”); Horn v.
    Thoratec Corp., 
    376 F.3d 163
    , 166 (3d Cir. 2004) (“This
    Court also exercises plenary review over a district court’s
    preemption determination, as it is a question of law.”).
    43
    Wyeth preemption defense is a question of law for the court
    rather than the jury.107
    The “rule” Merck cites, however, is one of thumb
    rather than law. It is true that most preemption cases present
    purely legal questions—for example, whether Congress
    intended to preempt state law, how to interpret the scope of
    an express preemption provision, or whether two regulatory
    schemes are facially incompatible. But it is equally clear that
    preemption can be, and sometimes must be, a fact question
    for the jury.
    The Supreme Court’s opinion in Boyle v. United
    Technologies Corp.108 illustrates the distinction. In Boyle, as
    in Wyeth, the Supreme Court defined the scope of conflict
    preemption in a particular setting and announced the factual
    showing that a defendant must make to prove the affirmative
    preemption defense.        Specifically, the Court held that
    “[l]iability for design defects in military equipment cannot be
    imposed, pursuant to state law, when (1) the United States
    approved reasonably precise specifications; (2) the equipment
    conformed to those specifications; and (3) the supplier
    warned the United States about the dangers in the use of the
    equipment that were known to the supplier but not to the
    United States.”109 The Court clarified that “whether the facts
    establish the conditions for the defense is a question for the
    107
    See Dobbs v. Wyeth Pharms., 
    797 F. Supp. 2d 1264
    , 1267
    (W.D. Okla. 2011); In re Incretin-Based Therapies Prods.
    Liab. 
    Litig., 142 F. Supp. 3d at 1114
    .
    108
    
    487 U.S. 500
    (1988).
    109
    
    Id. at 512.
    44
    jury.”110    The proper question on summary judgment,
    therefore, was whether a “reasonable jury could, under the
    properly formulated defense, have found for the petitioner on
    the facts presented.”111 It would be error, the Court said, for a
    court to “assess[ ] on its own whether the defense had been
    established.”112
    While our court has not gone so far as to declare that
    any one species of preemption defense categorically requires
    jury factfinding, we have acknowledged that the availability
    of the defense can turn on questions of fact. In MD Mall
    Associates, LLC v. CSX Transportation, Inc.,113 we
    determined that the question of whether state-law storm water
    trespass claims conflicted with federal railroad-safety
    regulations had to be addressed “under the circumstances of
    this particular case.”114 We therefore held that whether the
    defendant railroad could reasonably comply with federal
    drainage requirements while also complying with
    Pennsylvania law regarding storm water trespass “is a
    question of fact.”115 Having so concluded, we remanded for
    further development of the factual record.
    110
    
    Id. at 514.
    111
    
    Id. 112 Id.
    113
    
    715 F.3d 479
    (3d Cir. 2013).
    114
    
    Id. at 496
    (alteration omitted) (quoting Crosby v. Nat’l
    Foreign Trade Council, 
    530 U.S. 363
    , 373 (2000)).
    115
    
    Id. 45 Boyle
    and MD Mall confirm that the availability of a
    conflict preemption defense is not automatically a question of
    law that must be kept from the jury. The question, therefore,
    is whether there are independent jurisprudential or practical
    reasons to conclude that Wyeth preemption, specifically,
    requires a legal or a factual determination.
    46
    ii. Whether the FDA Would Have
    Approved a Label Change is a Factual
    Question Appropriate for the Jury
    There are no general, hard-and-fast rules that we can
    use to distinguish fact questions from legal ones.116 The
    Supreme Court has candidly acknowledged that “the
    appropriate methodology for distinguishing questions of fact
    from questions of law has been, to say the least, elusive.”117
    In the absence of a governing principle, we look to the
    fact/law distinctions drawn by our court in similar cases,
    practical considerations regarding the allocation of decision-
    making authority between judge and jury, and the text of
    Wyeth itself. What we discern from these sources is that the
    question at the heart of the Wyeth test—would the FDA have
    approved the label change plaintiffs argue was required?—is
    little different from the type of fact questions that are
    routinely given to a jury.
    At root, Wyeth requires the decisionmaker to use an
    existing fact record to predict the outcome of a hypothetical
    scenario. The question posed to the decisionmaker in this
    case is: based on the contemporaneous medical literature and
    the interactions between Merck and the FDA that actually did
    happen, what would have happened if Merck had proposed
    the warning plaintiffs say was required? We think this
    question is one of fact, for three reasons.
    116
    See Pullman-Standard v. Swint, 
    456 U.S. 273
    , 288 (1982)
    (the Supreme Court has not devised a “rule or principle that
    will unerringly distinguish a factual finding from a legal
    conclusion”).
    117
    Miller v. Fenton, 
    474 U.S. 104
    , 113 (1985).
    47
    First, we have recognized that an assessment of the
    probability of a future event should generally be categorized
    as a finding of fact, even if that finding automatically
    generates a legal consequence. In Kaplun v. Attorney
    General of the United States,118 we held that a determination
    of the probability of future torture was a fact question subject
    to clear-error review. In so doing, we observed in general
    terms that “[a] present probability of a future event is
    something distinct from its legal effect that is made up of
    facts and actually exists but is not a tangible thing, or actual
    occurrence.”119 Even though the future event has not
    occurred, and even if the prediction as to that event’s
    likelihood is dispositive of a legal issue, “the likelihood itself
    remains a factual finding that can be made ex ante the actual
    outcome.”120 The Kaplun panel cited a number of other non-
    immigration cases in which we or other circuits have held that
    inferences drawn from historical facts concerning the
    118
    
    602 F.3d 260
    , 269 (3d Cir. 2010).
    119
    
    Id. at 269
    (alterations and internal quotations omitted).
    120
    
    Id. at 269
    -70. In other words, the likelihood of an event
    occurring “is what a decision-maker in an adjudicatory
    system decides now as part of a factual framework for
    determining legal effect.” 
    Id. at 269
    .
    48
    likelihood of future events are findings of fact, not law.121
    Here, the corresponding conclusion is that the task of
    assessing the probability that the FDA would have rejected a
    particular warning is a factual inquiry rather than a legal
    one.122
    Second, Wyeth requires the decisionmaker to weigh
    conflicting evidence and draw inferences from the facts—
    121
    See United States v. Stewart, 
    452 F.3d 266
    , 273 (3d Cir.
    2006) (whether the release of an individual creates a
    substantial risk of future danger to society is a finding of
    fact); Martin v. Cooper Elec. Supply Co., 
    940 F.2d 896
    , 900
    (3d Cir. 1991) (inferences from historical facts are factual
    findings reviewed for clear error); Onishea v. Hopper, 
    171 F.3d 1289
    , 1300-01 (11th Cir. 1999) (en banc) (district
    court’s finding as to the risk of future prison violence based
    on conflicting evidence was a factual determination reviewed
    for clear error).
    122
    We recognize that the Wyeth test is something of an
    oddity. In a typical case, the historical facts are in dispute
    and the jury is tasked with figuring out what actually
    happened. In the case before us, the historical facts are
    largely undisputed, and the primary disputed fact is the
    ultimate fact of what would have happened. This fact is in
    turn wholly determinative of the legal question. The law is
    clear, however, that “an issue does not lose its factual
    character merely because its resolution is dispositive of the
    ultimate constitutional question.” 
    Miller, 474 U.S. at 113
    .
    That is the same basic conclusion we reached in Kaplun: just
    because a fact finding completely resolves a legal issue does
    not alter its fundamentally “factual” character.
    49
    tasks that the Supreme Court tells us “are jury functions, not
    those of a judge.”123
    The present case is illustrative. Plaintiffs, for their
    part, rely heavily on the May 2009 letter from Dr. Scott
    Monroe of the FDA rejecting Merck’s proposed warning.
    According to Plaintiffs, the text of this letter demonstrates
    that the FDA (or at least Dr. Monroe) objected only to the
    allegedly misleading term “stress fractures,” and does not
    establish that the FDA was unconvinced of the link between
    bisphosphonate use and atypical femur fractures. Merck,
    meanwhile, directs our attention away from Dr. Monroe’s
    letter and instead toward a series of informal FDA
    communications from the same time period between Dr.
    Monroe and Merck, which they claim demonstrate that the
    FDA (or at least Dr. Monroe) was unconvinced of a
    scientifically-proven link between bisphosphonates and
    atypical fractures.124 In short: both sides ask us to (1) draw
    competing inferences from separate pieces of record evidence
    and (2) weigh those inferences against one another. These are
    tasks reserved for jurors, not judges.
    Third, the task of predicting the FDA’s likely actions
    requires multiple assessments of FDA officials’ motives and
    thought processes. Consider, for example, some of the
    questions that must be answered to arrive at a determination
    of whether the FDA would have rejected Plaintiffs’ warning.
    How convinced or skeptical were FDA officials of the link
    between bisphosphonates and atypical femur fractures? Even
    if FDA officials were unconvinced of a firm link, might they
    123
    Anderson v. Liberty Lobby, Inc., 
    477 U.S. 242
    , 255 (1986).
    124
    See A 1498, 1971.
    50
    nonetheless have agreed that there was “reasonable evidence
    of a causal association,” as the CBE regulation requires? Did
    the FDA reject Merck’s 2009 proposal because it was
    unconvinced by the science or because it disliked the stress-
    fracture language? What, if anything, can we infer from Dr.
    Monroe’s contemporaneous oral statement that the
    “conflicting nature of the literature” concerning a possible
    fracture link “does not provide a clear path forward”?
    Whatever the FDA’s position might have been on the
    association between bisphosphonates and atypical femur
    fractures, was that position an accurate predictor of its likely
    response to a proposed warning? In other words, how
    confidently can we extrapolate FDA officials’ hypothetical
    reactions from their previous statements and actions?
    These are all, essentially, inquiries about motive or
    state of mind: what were FDA officials thinking, and how
    would that disposition have conditioned their response to
    plaintiffs’ hypothetical proposed warning? And questions of
    motive, intent, and state of mind are typically understood to
    be fact questions committed to the jury rather than the
    court.125
    125
    See 
    Pullman-Standard, 456 U.S. at 288
    (“Treating issues
    of intent as factual matters for the trier of fact is
    commonplace.”); Monteiro v. City of Elizabeth, 
    436 F.3d 397
    ,
    405 (3d Cir. 2006) (“Motive is a question of fact that must be
    decided by the jury”); Grant v. City of Pittsburgh, 
    98 F.3d 116
    , 125 (3d Cir. 1996) (“[T]he issue of state of mind will
    always be a question of fact”).
    One might object that the FDA acts as a body rather than
    through individuals, thereby rendering questions of “motive”
    and “intent” irrelevant in this setting. The key evidence in
    51
    this case belies that assumption. At oral argument, Merck’s
    counsel stated that the single best piece of evidence that the
    FDA would have rejected a revised warning is a set of notes,
    prepared by a Merck employee, recounting a telephone
    conversation with Dr. Monroe of the FDA—the same official
    who wrote the May 2009 letter formally rejecting Merck’s
    proposed additions to the Warnings and Precautions section.
    According to the employee’s notes, Dr. Monroe said that
    Merck’s “elevation of this issue to a precaution in the
    labeling” was prolonging review, that the “FDA would like to
    approach the issue of a precaution from the [perspective] of
    all bisphosphonates,” and that because the “conflicting nature
    of the literature does not provide a clear path forward, . . .
    more time [would] be need[ed] for [the] FDA to formulate a
    formal opinion on the issue of a precaution around these
    data.” A 1971.
    To gauge the import of these statements, a decisionmaker
    would need to, at a minimum, (1) make a credibility
    determination regarding the Merck employee who drafted the
    notes; (2) determine the veracity and accuracy of the notes;
    (3) determine the semantic meaning of Dr. Monroe’s
    statements; (4) infer Dr. Monroe’s intent and state of mind
    when making the statements; and (5) weigh that inference
    against whatever competing inferences can be drawn from Dr.
    Monroe’s subsequent letter rejecting Merck’s proposed
    warning.     These are precisely the types of personal
    evaluations and weight-of-the-evidence assessments that we
    commit to jurors in the first instance.
    We acknowledge, of course, that the Wyeth inquiry may
    sometimes require the factfinder to impute motive or intent to
    the FDA as a whole. But as the Supreme Court has
    52
    As a fallback position, Merck argues that even if the
    Wyeth inquiry is factual in nature, it should be committed to
    the court rather than the jury for reasons of institutional
    competence.126      Merck relies heavily on Markman v.
    Westview Instruments, Inc.,127 in which the Supreme Court
    held that “construction of a patent, including terms of art
    within its claim, is exclusively within the province of the
    court.”128 The Markman Court based this conclusion, in part,
    on the general rule that “[t]he construction of written
    instruments is one of those things that judges often do and are
    likely to do better than jurors.”129 Here, the question of how
    the FDA would have responded to a proposed warning is
    recognized, the difficulty of assessing collective intent is not
    a reason to treat the assessment as something other than a
    factual inquiry. For example, the Court has held that the
    question of whether a corporation harbored discriminatory
    intent is a question of fact. 
    Pullman-Standard, 456 U.S. at 289
    (“[D]iscriminatory intent . . . is not a question of law and
    not a mixed question of law and fact.”). Here too, the
    questions of why the FDA took certain actions or what can be
    inferred from its pronouncements are questions of fact for a
    jury.
    126
    See 
    Miller, 474 U.S. at 114
    (“[T]he fact/law distinction at
    times has turned on a determination that, as a matter of the
    sound administration of justice, one judicial actor is better
    positioned than another to decide the issue in question.”).
    127
    
    517 U.S. 370
    (1996).
    128
    
    Id. at 372.
    129
    
    Id. at 388.
    53
    informed by the regulations that constrain FDA action—in
    this case, the CBE regulation. That regulation permits the
    FDA to add an adverse reaction in the Warnings and
    Precautions section “as soon as there is reasonable evidence
    of a causal association with a drug.”130 Agency guidance
    clarifies that “reasonable evidence” is “a standard that could
    be met by a wide range of evidence,” including evidence that
    “would not also support a higher evidentiary standard, such as
    a finding that there is a ‘preponderance’ of evidence that a
    product actually causes a particular kind of adverse event.”131
    Merck therefore claims that application of the clear evidence
    standard should be left to the courts because it “calls for the
    interpretation of regulations and agency records freighted
    with legal meaning.”132
    This argument misapprehends the nature of the
    factfinder’s task under Wyeth. That task is to predict how the
    FDA would have reacted in a hypothetical scenario. The jury
    therefore is not being asked to supply a plenary construction
    of the CBE regulation (or any other written instrument) in the
    first instance. It is instead being asked to apply the
    requirements of that regulation to the facts, in aid of a
    prediction as to the FDA’s behavior.
    The operative language in the CBE regulation is
    neither uncommon nor abstruse. The “reasonable evidence of
    a causal association” standard requires law-to-fact
    applications of the sort that courts routinely give to juries in
    130
    21 C.F.R. § 201.57(c)(6)(i).
    131
    73 Fed. Reg. 49,603, 49,604 (Aug. 22, 2008).
    132
    Merck Supp. Ltr. Br. 4.
    54
    tort cases. It combines two classic jury questions: (1) whether
    a causal link between two events is too attenuated, and (2)
    whether the evidence meets a certain proof threshold. These
    determinations are well within the province of a properly
    instructed jury, and we do not think that their inclusion in the
    larger Wyeth inquiry merits reallocation of the factfinding
    function.
    Plaintiffs, meanwhile, argue that judicial decision-
    making is required when a preemption determination
    “depends on construction of final, written regulatory actions
    by the FDA.”133 They further claim that the FDA’s May 2009
    response letter is just such a “final” document, and urge us to
    construe it “as a matter of law.”134 We will not go so far. As
    noted above, it is true that courts are typically charged with
    determining the construction (i.e., the legal effect) of a
    writing, as opposed to its interpretation (i.e., the semantic
    meaning of specific terms). But that general rule has little
    bearing on the disposition of this case. The question for
    preemption purposes is whether the FDA would have
    approved a different label amendment than the one it actually
    rejected in the May 2009 letter. The factfinder therefore must
    parse the FDA’s May 2009 letter not to determine its legal
    effect in the first instance, but rather to discern what it
    suggests about the FDA’s likely response to a differently
    worded proposal. This too is an appropriate task for the
    jury.135
    133
    Pls. Supp. Ltr. Br. 3.
    134
    
    Id. 4. 135
       We do not opine on Plaintiffs’ contention that the May
    2009 letter rejecting Merck’s PAS application was a “final
    55
    regulatory action.” If in future cases a court is confronted
    with a formal regulatory pronouncement that has the force or
    effect of law, it may be necessary for the court to determine
    the scope of its legal effect before submitting the ultimate fact
    question to the jury. A request for such a ruling could be
    made by motion in limine or at summary judgment. But that
    exercise is unnecessary here because the immediate “legal”
    effect of the May 2009 letter, if any, was simply to reject
    Merck’s proposed warning. That limited determination
    informs but does not answer the larger question of whether
    the FDA would have approved a differently-worded warning.
    Pivoting to the merits, Plaintiffs direct our attention to an
    FDA regulation stating that an FDA response letter must
    “describe all of the specific deficiencies that the agency has
    identified” in an application. 21 C.F.R. § 314.110(a).
    Plaintiffs claim that since the May 2009 FDA response letter
    did not mention any concern over the scientific evidence of a
    causal association between Fosamax and fractures, we can
    determine as a matter of law that the FDA would have
    accepted a proposal that eliminated reference to stress
    fractures. This is a step too far. Again, the question for the
    factfinder is whether the FDA would have approved a
    different warning from the one it rejected. The combination
    of § 314.110’s “complete description” requirement and the
    FDA’s silence in the May 2009 response letter could certainly
    permit an inference about the FDA’s contemporaneous
    thinking, and thereby an additional inference about how the
    FDA would have responded to a different warning. But it
    does not, and cannot, prove as a matter of law that the FDA
    would have accepted a warning of the type proposed by
    Plaintiffs.
    56
    Accordingly, we do not see any convincing prudential
    reasons to commit the Wyeth inquiry to a court rather than a
    jury. The basic question that Wyeth poses to a factfinder—in
    a counterfactual setting, what do you think the FDA would
    have done?—requires an evaluative inference about human
    behavior based on correspondence, agency statements,
    contemporaneous medical literature, the requirements of the
    CBE regulation, and whatever intuitions the factfinder may
    have about administrative inertia and agency decision-making
    processes. This assessment is certainly complex, but it does
    not require any special legal competence or training.
    We therefore conclude that the question of whether the
    FDA would have approved a plaintiff’s proposed warning is a
    question of fact for the jury. A state-law failure-to-warn
    claim will only be preempted if a jury concludes it is highly
    probable that the FDA would not have approved a label
    change.
    Nor, for that matter, are we ready to blindly accept Plaintiffs’
    implicit assumption that Dr. Monroe, the author of the May
    2009 letter, followed § 314.110 to a T or had its requirements
    foremost in mind when drafting.           After all, Merck’s
    contention is that Dr. Monroe gave additional reasons for the
    rejection, not disclosed in the May 2009 letter, in his
    telephone communications with Merck. We of course do not
    mean to impugn Dr. Monroe or to suggest that the May 2009
    letter did not in fact comply with § 314.110. But the facts of
    this case demonstrate that we cannot presume the existence of
    undisputed facts based solely on anticipated compliance with
    a regulatory rule.
    57
    This decision would change how the preemption
    defense is presented and utilized in only a subset of cases. As
    before, drug manufacturers are free to raise a preemption
    defense, and either party may move for summary judgment
    on this issue after discovery. Upon summary judgment,
    district courts will compare the evidence presented with the
    evidence in Wyeth, to determine whether it is more or less
    compelling. This is in effect what the other circuits have
    done. A trial by jury would only be necessary in those cases
    where the evidence presented is more compelling than that in
    Wyeth but no “smoking gun” rejection letter from the FDA is
    available. And this need not be at a great expense to either
    the litigants or the taxpayers. A combined trial may be
    conducted on both the liability and the defense—similar to
    patent infringement cases where the plaintiffs present their
    infringement case at the same time as the defendants present
    their patent invalidity defense—particularly because the
    evidence presented will likely overlap. In sum, today’s
    holding will not drastically change how defendants will
    litigate the preemption defense.
    III.   ANALYSIS
    Having clarified the “clear evidence” standard, we
    now turn to the merits of Merck’s preemption defense.136
    Plaintiffs’ causes of action fall into three groups. The
    first group comprises Plaintiffs’ claims that Merck failed to
    warn Fosamax users of the risk of atypical femur fractures by
    failing to add a warning to the Warnings and Precautions
    136
    The District Court had subject matter jurisdiction under 28
    U.S.C. § 1332. We have jurisdiction under 28 U.S.C. § 1291.
    58
    section of the label before September 2010 (the “Warnings
    and Precautions Claims”). The second group comprises
    Plaintiffs’ claims that Merck failed to warn Fosamax users of
    the risk of femur fractures by failing to add atypical femur
    fractures to the Adverse Reactions section of the label prior to
    May 2009 (the “Adverse Reactions Claims”). The third
    group comprises all of Plaintiffs’ non-failure-to-warn claims,
    including design defect, negligence, breach of implied and
    express warranties, and violations of state consumer fraud and
    trade practice statutes (the “Non-Warning Claims”). The
    District Court ruled that the Warnings and Precautions claims
    were preempted under Wyeth; that the Adverse Reactions
    claims failed on the merits; and that the Non-Warning Claims
    were functionally indistinguishable from the Warnings and
    Precautions Claims and therefore preempted to the same
    extent.
    Plaintiffs present four arguments on appeal. First,
    Plaintiffs argue that the Warnings and Precautions Claims are
    not preempted as a matter of law because a reasonable jury
    could conclude that the FDA would have approved a properly
    worded atypical-fractures warning. Second, Plaintiffs argue
    that Merck is not entitled to summary judgment on Plaintiffs’
    Adverse Reactions Claims because those claims were
    properly pleaded and there is sufficient evidence for a
    reasonable jury to find for the Plaintiffs. Third, Plaintiffs
    argue that even if both sets of failure-to-warn claims are
    preempted, Plaintiffs’ remaining claims are not preempted
    because they do not “sound in failure to warn” and are
    supported by competent evidence. Fourth, Plaintiffs claim
    that the District Court misapplied Rule 56 when it tried to
    resolve Merck’s affirmative preemption defense via a show-
    cause proceeding.
    59
    For the reasons set forth below, we conclude that (1)
    the Warnings and Precautions claims are not preempted as a
    matter of law because a reasonable jury could find it less than
    highly probable that the FDA would have rejected Plaintiffs’
    proposed warning; (2) Merck is not entitled to summary
    judgment on the Adverse Reactions claims; and (3) the Non-
    Warning Claims are not preempted as a matter of law.
    Because we are vacating the District Court’s summary
    judgment order, we do not reach the propriety of the show-
    cause order.
    A. Summary Judgment Standard
    Our review of a District Court’s grant of summary
    judgment is plenary,137 and we affirm only if “there is no
    genuine dispute as to any material fact and the movant is
    entitled to judgment as a matter of law.”138 Because Merck
    moved for summary judgment, we must draw all reasonable
    inferences in the Plaintiffs’ favor when considering the
    evidence.139 Our inquiry is confined to “whether the evidence
    of record is such that a reasonable jury could return a verdict
    for the nonmoving party.”140 We therefore cannot grant
    summary judgment in Merck’s favor “unless a reasonable
    137
    Reedy v. Evanson, 
    615 F.3d 197
    , 210 (3d Cir. 2010).
    138
    Fed. R. Civ. P. 56(a).
    139
    
    Anderson, 477 U.S. at 255
    .
    140
    
    Reedy, 615 F.3d at 210
    .
    60
    juror would be compelled to find its way on the facts needed
    to rule in its favor on the law.”141
    Special considerations arise in the preemption context.
    Impossibility preemption is an affirmative defense142 on
    which Merck bears the burdens of production and
    persuasion.143 Crucially, “the inquiry involved in a ruling on
    a motion for summary judgment . . . necessarily implicates
    the substantive evidentiary standard of proof that would apply
    at the trial on the merits.”144 As discussed above, Wyeth’s
    “clear evidence” standard of proof requires the manufacturer
    to prove that it is highly probable that the FDA would not
    have approved a change to the drug’s label. Therefore, the
    question for summary judgment purposes is not just whether a
    reasonable juror could find that the FDA would have
    approved Plaintiffs’ proposed warning. It is whether a
    reasonable juror could find that it is highly probable that the
    FDA would have rejected the warning. Put differently: even
    if it seems possible or plausible that the FDA would have
    rejected the proposed warning, could a reasonable juror
    nonetheless conclude that the odds of rejection were
    something less than highly probable? In El v. Southeastern
    Pennsylvania Transportation Authority, we said that “if there
    is a chance that a reasonable factfinder would not accept a
    moving party’s necessary propositions of fact, pre-trial
    141
    El v. Se. Pa. Transp. Auth., 
    479 F.3d 232
    , 238 (3d Cir.
    2007).
    142
    
    PLIVA, 564 U.S. at 634
    .
    143
    
    El, 479 F.3d at 237
    & n.6.
    144
    
    Anderson, 477 U.S. at 252
    .
    61
    judgment cannot be granted.”145          The corresponding
    proposition here is: if there is a chance that a reasonable
    factfinder would not find that it is highly probable that the
    FDA would have rejected Plaintiffs’ warning, pre-trial
    judgment cannot be granted.
    In summary: to affirm the District Court’s decision
    that the Warnings and Precautions Claims are preempted, we
    must find that no reasonable juror could conclude that it is
    anything less than highly probable that the FDA would have
    rejected Plaintiff’s proposed atypical-fracture warning had
    Merck proposed it to the FDA in September 2010.
    B. Merck is Not Entitled to Summary Judgment
    on Plaintiffs’ Warnings and Precautions
    Claims
    Merck’s ultimate task under Wyeth is to prove by clear
    evidence that the FDA would not have approved the warning
    about the link between Fosamax use and atypical femur
    fractures that Plaintiffs say was required under state law.
    Merck’s primary argument on appeal is that prior to
    September 2010, the FDA would have opposed any warning
    about atypical femur fractures in the Warnings and
    Precautions section because the FDA did not believe that the
    science supported such a warning. As Merck points out, the
    FDA sought and analyzed information regarding atypical
    femur fractures in 2008; Merck responded with data and then
    proposed warning language for both the Warnings and
    Precautions and Adverse Reactions sections of the Fosamax
    label; the FDA rejected Merck’s proposed language for the
    145
    
    El, 479 F.3d at 238
    .
    62
    Warnings and Precautions section; and in correspondence
    surrounding the rejection, FDA officials stated that the
    “conflicting nature of the literature does not provide a clear
    path forward,” and “more time [would] be need[ed] for [the]
    FDA to formulate a formal opinion on the issue of a
    precaution around these data.”146 Given this sequence of
    events, Merck argues that there is clear evidence that the FDA
    would not have approved a CBE submission adding an
    atypical-fracture warning to the Warnings and Precautions
    section.
    It is undisputed that the FDA was aware of the
    possible link between Fosamax and atypical fractures well
    before September 2010. In March 2008, Merck submitted a
    comprehensive safety update to the FDA reporting the
    existence and results of numerous studies suggesting just such
    an association. The FDA responded that it was concerned
    about this “safety signal,” but did not require Merck to update
    its label.147 In March 2010, after reviewing the data
    submitted by Merck and other manufacturers, the FDA stated
    that the data reviewed to date had “not shown a clear
    connection between bisphosphonate use and a risk of atypical
    subtrochanteric femur fractures.”148 And in October 2010, an
    FDA Deputy Director stated that the September 2010 task
    force report was the finding that for the first time made the
    FDA “confident” that atypical femur fractures are “potentially
    more closely related to” bisphosphonates “than [the FDA]
    146
    A 1971; see also A 1498.
    147
    A 1935-36.
    148
    A 1508.
    63
    previously had evidence for.”149 Merck argues that this
    evidence demonstrates that prior to September 2010, the FDA
    would have rejected any CBE application that attempted to
    add an atypical fractures warning to the Fosamax label
    because the FDA had concluded that there was no reasonable
    evidence of a causal link.
    Merck also emphasizes the FDA’s April 2009 e-mail
    asking Merck to “hold off on the [Warnings and Precautions]
    language at this time” so that drug evaluators could “work
    with [the FDA’s Office of Surveillance and Epidemiology]
    and Merck to decide on language for a [Warnings and
    Precautions] atypical fracture language, if it is warranted.”150
    After the task force issued its report in September 2010, by
    contrast, the FDA revised Merck’s proposed language and
    quickly approved a label amendment. Merck argues that the
    “only logical conclusion from this course of proceedings is
    that the FDA thought adequate scientific support showing a
    connection between bisphosphonates and atypical femur
    fractures was lacking in 2009 but present in 2010 after the
    [task force] report, all of which accords with the FDA’s
    public statements on the issue.”151
    Merck also rejects Plaintiffs’ theory that the FDA
    rejected Merck’s proposed warning based on a “language
    quibble” about stress fractures rather than a fundamental
    disagreement about the science. Merck’s strongest argument
    for summary judgment is that Plaintiffs’ theory of the case
    149
    A 1396.
    150
    A 1498 (emphasis added).
    151
    Merck Br. 50.
    64
    rests on an unreasonable inference: that the FDA
    (1) recognized a need to include risk information about
    atypical femur fractures and therefore would have accepted a
    properly-worded warning about such fractures, but (2) was so
    troubled by the “stress fracture” language that it “preferred to
    deprive physicians of that risk information rather than allow
    Merck to add its proposed language or authorize inclusion of
    revised language.”152 Merck buttresses this argument by
    pointing to statutory language requiring the FDA to notify a
    drug manufacturer when it “becomes aware of new safety
    information that [it] believes should be included in the
    labeling of the drug” and to “initiate discussions to reach
    agreement on whether the labeling for the drug should be
    modified to reflect the new safety information” if it is
    dissatisfied with the manufacturer’s response.153 Merck
    points out that if the FDA actually thought that an atypical-
    fracture warning was warranted, it could have proposed
    revisions rather than simply rejecting Merck’s proposal. The
    FDA engaged in just such a revision process in 2010 after it
    directed Merck to add a warning and Merck responded by
    adding stress-fracture language. The fact that the FDA did
    not similarly reach out in 2009, Merck says, demonstrates that
    it would not have accepted Plaintiffs’ proposed warning prior
    to the issuance of the task force report in September 2010.
    We do not discount the force of this evidence or its
    potential to sway a jury. The problem for Merck, however, is
    that we are not assessing in the first instance whether there
    was clear evidence that the FDA would have rejected a
    152
    
    Id. 48. 153
          21 U.S.C. §§ 355(o)(4)(A) and (C).
    65
    change. We are instead trying to anticipate whether a
    reasonable juror, looking at all the evidence and trying to
    reconstruct a hypothetical event, could conclude that it is less
    than highly probable that the FDA would have rejected the
    change. And crucially for the Plaintiffs, we are drawing all
    reasonable inferences in their favor. This confers a unique
    advantage when the factfinder’s task is to guess what could
    have happened in a counterfactual setting.
    Plaintiffs’ argument against preemption centers on two
    claims: first, that there was sufficient evidence of a causal
    link to allow Merck to unilaterally amend the Fosamax label
    via the CBE process; and second, that the FDA’s rejection of
    Merck’s PAS application was based on Merck’s misleading
    use of the term “stress fractures” rather than any fundamental
    disagreement with the underlying science. In our view, a
    reasonable jury could accept both contentions and conclude
    that the FDA would not have rejected Plaintiffs’ proposed
    warning—or, at least, that the FDA was not highly probable
    to do so.
    First, a reasonable jury could conclude that Merck
    could have amended the Fosamax label via the CBE process.
    To add a warning to the Warnings and Precautions section of
    a drug label through a CBE submission, “there need only be
    ‘reasonable’ evidence of a causal association with the drug, a
    standard that could be met by a wide range of evidence.”154
    To gain FDA approval, therefore, the agency does not need to
    154
    73 Fed. Reg. at 49,604. The same “reasonable evidence”
    standard that governs whether a manufacturer can submit a
    CBE application also governs whether the FDA should
    approve it. 21 C.F.R. § 201.57(c)(6)(i).
    66
    be affirmatively convinced of a causal link between the drug
    and the adverse event. Here, there is evidence that the FDA
    recognized a fracture risk and the possible need for warnings
    before September 2010.          In June 2008, for example, the
    FDA stated that it was “aware of reports regarding the
    occurrence of subtrochanteric hip fractures in patients using
    bisphosphonates,” that these and atypical femoral fractures
    were “reportedly rare in patients with osteoporosis not on
    bisphosphonates,” and that it was “concerned about this
    developing safety signal.”155 And in May 2009, the FDA
    approved Merck’s request to add a reference to “low energy
    femoral shaft and subtrochanteric fractures” in the Adverse
    Reactions section of the label.156 Even if the FDA did not
    perceive a “clear connection” between Fosamax and atypical
    fractures, as it said in early 2010, a juror could conclude that
    the FDA would still have determined that “reasonable
    evidence” of a link existed—or more precisely, that the
    possibility of rejection was less than highly probable.
    155
    A 1145.
    156
    A 1500-01. As Plaintiffs point out, warnings can only be
    added to the Adverse Reactions section if they are
    “reasonably associated with use of’” a drug and “there is
    some basis to believe there is a causal relationship between
    the drug and the occurrence of the adverse event.” 21 C.F.R.
    § 201.57(c)(7) (FDA regulation describing requirements of
    “Adverse Reactions” section of label).        A juror could
    therefore infer from the FDA’s approval of the Adverse
    Reactions language that the FDA would have also agreed that
    there was “reasonable evidence of a causal association”
    between Fosamax and atypical femoral fractures.
    67
    Second, a reasonable jury could also conclude that the
    FDA rejected Merck’s proposed warning about femoral
    fractures in 2009 not because it denied the existence of a
    causal link between Fosamax and fractures, but because
    Merck repeatedly characterized the fractures at issue as
    “stress fractures.” Merck’s proposed warning used the phrase
    “stress fractures” six times.157 According to Plaintiffs’ expert,
    157
    The following is the text of Merck’s proposed addition to
    the Warnings and Precautions section, with references to
    “stress fractures” bolded:
    Low-Energy Femoral Shaft Fracture
    Low-energy fractures of the subtrochanteric and
    proximal femoral shaft have been reported in a
    small number of bisphosphonate-treated
    patients. Some were stress fractures (also
    known as insufficiency fractures) occurring in
    the absence of trauma. Some patients
    experienced prodromal pain in the affected area,
    often associated with imaging features of
    stress fracture, weeks to months before a
    complete fracture occurred. The number of
    reports of this condition is very low, and stress
    fractures with similar clinical features also
    have occurred in patients not treated with
    bisphosphonates. Patients with suspected
    stress fractures should be evaluated, including
    evaluation for known causes and risk factors
    (e.g., vitamin D deficiency, malabsorption,
    glucocorticoid use, previous stress fracture,
    lower extremity arthritis or fracture, extreme or
    increased exercise, diabetes mellitus, chronic
    68
    stress fractures are commonly seen in physically active
    people; atypical femoral fractures are, as the name suggests,
    highly unusual.158 Stress fractures are usually incomplete
    fractures that heal with rest, while atypical femoral fractures
    often are complete fractures that require surgical
    intervention.159 The FDA’s response to Merck’s PAS
    application stated: “Your justification for the proposed
    PRECAUTIONS           section     language    is   inadequate.
    Identification of ‘stress fractures’ may not be clearly related
    to the atypical subtrochanteric features that have been
    reported in the literature. Discussion of the risk factors for
    stress fractures is not warranted and is not adequately
    supported by the available literature and post-marketing
    adverse event reporting.”160 The FDA did not give any other
    reason for rejecting Merck’s proposed warning.
    In 2010, when Merck attempted to revise the FDA’s
    proposed warning by adding references to stress fractures, the
    alcohol abuse), and receive appropriate
    orthopedic care. Interruption of bisphosphonate
    therapy in patients with stress fractures
    should be considered, pending evaluation of the
    patient, based on individual benefit/risk
    assessment. A 2720.
    158
    A 868 ¶ 22; A 881 ¶ 74; A 882 ¶ 76; see also A 1147 (task
    force report describing atypical femoral fractures as occurring
    with “relative rarity”).
    159
    A 884 ¶ 83-84; see also A 1149 (task force report
    describing atypical femoral fractures as “[c]omplete
    fractures”).
    160
    A 1500-01.
    69
    FDA again struck out the stress-fracture references. It
    explained that “the term ‘stress fracture’ was considered and
    was not accepted” because “for most practitioners, the term
    ‘stress fracture’ represents a minor fracture and this would
    contradict the seriousness of the atypical femoral fractures
    associated with bisphosphonate use.”161
    As discussed above, Merck argues that if the FDA had
    been truly concerned about the risk of atypical fractures, it
    could have revised and approved a warning without the
    offending stress-fracture references. As a matter of law,
    however, the burden and the responsibility to correct a drug
    label rests with the manufacturer, not the FDA.162 Once the
    FDA rejected Merck’s proposal, the ball was back in Merck’s
    court to submit a revised, corrected proposal. A reasonable
    juror could therefore conclude that it was Merck’s failure to
    re-submit a revised CBE or PAS without stress-fracture
    language, rather than the FDA’s supposedly intransigent
    stance on the science, that prevented the FDA from approving
    a label change.
    161
    A1540.
    162
    See 
    Wyeth, 555 U.S. at 570-71
    (“[T]hrough many
    amendments to the FDCA and to FDA regulations, it has
    remained a central premise of federal drug regulation that the
    manufacturer bears responsibility for the content of its label at
    all times.”); 21 U.S.C. § 355(o)(4)(I) (“Rule of construction”
    clarifying that the 2007 FDCA amendments “shall not be
    construed to affect the responsibility of the responsible person
    . . . to maintain its label in accordance with existing
    requirements”).
    70
    Plaintiffs’ evidence certainly does not compel the
    conclusion that the FDA would have accepted an atypical
    fracture warning that omitted the language about stress
    fractures. But our inquiry at this stage is not about who has
    the best evidence; it is about what a reasonable jury applying
    a heightened standard of proof could conclude on the basis of
    the evidence. Because the Wyeth test requires the factfinder
    to speculate about hypothetical scenarios using inferences
    drawn from historical facts, reasonable jurors could reach a
    broad range of conclusions when confronted with this record.
    To that inherent uncertainty we then add all the reasonable
    inferences that Rule 56 requires us to draw in Plaintiffs’
    favor: the FDA would have agreed that the evidence of an
    association was “reasonable” prior to 2010; the FDA rejected
    Merck’s proposed warning because it was primarily
    concerned with the misleading references to stress fractures
    rather than the underlying science; the FDA refrained from
    counter-proposing an acceptable warning in 2009 because it
    considered it Merck’s responsibility to submit a revised
    warning; the FDA affirmatively reached out to Merck in 2010
    because it recognized that the science was now so strong that
    amending the label was a legal imperative, not because it was
    acknowledging a sufficient risk for the first time.
    A reasonable juror reviewing the evidence in this case
    could find it less than highly probable that the FDA would not
    have approved a warning about the risk of atypical femur
    fractures that eliminated or revised references to “stress
    fractures.” Accordingly, Merck is not entitled to summary
    judgment on its preemption defense to Plaintiffs’ Warnings
    and Precautions claims.163
    163
    Our ruling today concerns only the correctness of the
    71
    District Court’s March 24, 2014 decision that Merck was
    entitled to summary judgment on its affirmative preemption
    defense. We express no view as to whether or how our ruling
    should be applied to any individual action in the MDL going
    forward.
    One of the reasons Merck gave for treating Wyeth preemption
    as a pure question of law was that doing so would allegedly
    ensure consistency of its application across the hundreds of
    claims in this MDL. We of course do not decide issues by
    considering how many lawsuits our ruling will extinguish or
    revive. At any rate, the suits in this MDL pose numerous
    binary jury questions that conceivably apply across the board.
    Fosamax either causes atypical femoral fractures or it does
    not; Merck either knew about the alleged risks of fracture or it
    did not; the risks of Fosamax either outweighed its benefits or
    they did not; the list goes on. Ontologically speaking, there is
    an “objective” right answer to each of these questions that
    does not vary from case to case. And treating each issue as
    one of pure law to be disposed at a swoop of the judge’s pen
    would certainly speed matters along.              But neither
    consideration is an adequate basis to shift the traditional line
    between judge and jury functions. Of course, if the
    manufacturer shows that there is no genuine dispute as to any
    material fact bearing on Wyeth preemption, then a judge can
    indeed decide as a matter of law that the defense is
    established. But that showing was not made here. The FDA
    either would have approved Plaintiffs’ warning or they would
    not; we cannot say.
    72
    C. Merck is Not Entitled to Summary Judgment
    on Plaintiffs’ Adverse Reactions Claims
    Plaintiffs’ failure-to-warn claims focus primarily on
    the assertion that Merck should have added a fractures
    warning to the Warnings and Precautions section of the
    Fosamax label prior to September 2010. But Plaintiffs also
    contend that their failure-to-warn claims encompass a related
    but distinct allegation that Merck should have added atypical
    fractures to the Adverse Reactions section prior to May 2009
    (the date the FDA actually approved Merck’s addition of
    atypical fractures to the Adverse Reactions section), and that
    Merck’s failure to do so proximately caused their injuries.164
    The District Court ruled that this claim was insufficiently pled
    and not supported by the evidence, and entered summary
    judgment for Merck on the merits. This ruling was in error.
    Treating preemption as a jury issue does not automatically
    condemn Merck to a thousand individual jury trials. The
    MDL parties could, for example, hold a bellwether trial on
    the preemption question, after which the prevailing party
    would be free to argue that the other side should be
    collaterally estopped from re-litigating preemption in
    individual cases. See 
    Markman, 517 U.S. at 391
    (recognizing
    that treating a question as a factual issue does not leave it
    “wide open in every new court” because “principles of issue
    preclusion would ordinarily foster uniformity”). Again, we
    express no view on the merits or likely outcomes of such an
    approach.
    164
    See A 1501.
    73
    As an initial matter, the Adverse Reaction Claims are
    not preempted by Wyeth, and Merck does not argue
    otherwise. Merck requested that atypical fractures be added
    to the Adverse Reactions section in 2009, and the FDA
    approved the request. Merck has not shown by clear evidence
    that the FDA would have rejected such a warning had Merck
    proposed it earlier.
    Turning to the merits, the District Court dismissed the
    Adverse Reactions claims on two grounds.165 The first basis
    for the District Court’s ruling was its conclusion that
    Plaintiffs did not specifically plead a failure-to-warn claim
    based on the Adverse Reactions label section in any of their
    complaints. Whether or not this is an accurate assessment—
    we do not have every MDL complaint before us to confirm,
    and there is no indication that the District Court reviewed
    each of the hundreds of complaints at issue either—we think
    it beside the point. Plaintiffs direct us to a number of
    complaints alleging generally that the Fosamax label did not
    adequately warn patients and doctors of the fracture risk,
    without specifying the particular warnings that should have
    been included or the particular failings of each label
    165
    Although it does not appear to have been a basis for its
    decision, the District Court observed that a large number of
    Plaintiffs alleged injuries occurring after the FDA added the
    Adverse Reactions warning. According to the District Court,
    these Plaintiffs would only be able to assert a failure-to-warn
    claim based on the absence of a warning in the Warnings and
    Precautions section of the label. We disagree, as these
    Plaintiffs remain free to argue that their injuries were caused
    by their use of Fosamax prior to the addition of the Adverse
    Reactions warning.
    74
    section.166 The parties and the District Court all accept that
    these general allegations adequately pled the Warnings and
    Precautions theory discussed above. It is therefore difficult to
    understand why the District Court faulted the same
    complaints for failing to specify every section of the label that
    should have included a warning. At any rate, such specificity
    is not required by the Federal Rules of Civil Procedure.167
    Merck does not argue that the complaints failed to put it on
    notice of the Adverse Reactions claim, and that concession
    closes the door on any claim that the complaints themselves
    failed to adequately plead the Adverse Reactions theory.
    The District Court also stated, without elaboration, that
    Plaintiffs had failed to “set forth evidence indicating that any
    doctor would not have prescribed Fosamax if the occurrence
    of low-energy femoral shaft fractures had been mentioned in
    the Adverse Reactions section prior to 2009.”168 Even if true,
    this does not justify summary judgment on the merits. The
    proper inquiry for summary judgment purposes is whether
    there was sufficient evidence to permit a reasonable juror to
    conclude that a doctor would not have prescribed Fosamax if
    fracture language had been added to the Adverse Reactions
    section prior to 2009. To this end, Plaintiffs submitted
    several declarations from their treating physicians declaring
    166
    See A 2245 ¶ 54, 2249 ¶ 76, 2190 ¶ 123, 2333 ¶ 57.
    167
    See Oneida Indian Nation v. Cty. of Oneida, 
    617 F.3d 114
    ,
    132 (2d Cir. 2010) (complaint need not specify the legal
    theory underlying its claims so long as it contains sufficient
    facts to support liability); Kirksey v. R.J. Reynolds Tobacco
    Co., 
    168 F.3d 1039
    , 1041 (7th Cir. 1999) (same).
    168
    Summary Judgment Order, 
    2014 WL 1266994
    , at *15.
    75
    that if they had been informed that Fosamax posed a risk of
    femoral fractures, they likely would not have prescribed
    Fosamax or likely would have discontinued treatment.169
    These declarations do not specify which sections of the label
    should have contained such a warning. A reasonable juror
    could conclude that some of these physicians would not have
    prescribed Fosamax if atypical femur fractures had been
    listed in the Adverse Reactions section. Accordingly, the
    District Court should not have granted Merck summary
    judgment on the merits of Plaintiffs’ Adverse Reactions
    failure-to-warn claims.
    There is a deeper problem lurking in the District
    Court’s decision to grant Merck a merits judgment in all of
    the MDL cases. A mass tort MDL is not a class action. It is a
    collection of separate lawsuits that are coordinated for pretrial
    proceedings—and only pretrial proceedings—before being
    remanded to their respective transferor courts.170 Some
    purely legal issues may apply in every case. But merits
    questions that are predicated on the existence or non-
    existence of historical facts unique to each Plaintiff—e.g.,
    whether a particular Plaintiff’s doctor would have read a
    warning in the Adverse Reactions section and ceased
    prescribing Fosamax as a result—generally are not amenable
    to across-the-board resolution. Each Plaintiff deserves the
    opportunity to develop those sort of facts separately, and the
    District Court’s understandable desire to streamline
    proceedings cannot override the Plaintiffs’ basic trial
    169
    See, e.g., A 792 ¶ 10, 794 ¶ 9, 796-97 ¶ 9, 798 ¶ 8.
    170
    28 U.S.C. § 1407(a).
    76
    rights.171 As a technical matter, Merck’s actual burden at the
    summary judgment stage was to prove that there is no
    genuine dispute in every single MDL case that Plaintiffs’
    doctors would have continued to prescribe Fosamax even if
    the fracture warning had been added to the Adverse Reactions
    section before May 2009. It could not do so, and the District
    Court’s grant of summary judgment on the merits was
    therefore erroneous.
    D. Merck is Not Entitled to Summary Judgment
    on Plaintiffs’ Non-Warning Claims
    The District Court held that Plaintiffs’ Non-Warning
    Claims sounded in failure to warn and were therefore
    preempted to the same extent as the Warning and Precautions
    Claims. Accordingly, our decision vacating the District
    Court’s preemption ruling as to the Warnings and Precautions
    171
    The District Court and the parties could have, but did not,
    choose to have the Plaintiffs assemble a single “master
    complaint” that superseded the individual complaints. See In
    re Refrigerant Compressors Antitrust Litig., 
    731 F.3d 586
    ,
    590-91 (6th Cir. 2013).
    77
    Claims reinstates the Non-Warning Claims as well.172 We
    pass no judgment on the merits of those claims or on whether
    they do in fact sound in failure to warn.
    IV.   CONCLUSION
    For the foregoing reasons, we will vacate the District
    Court’s grant of summary judgment to Merck and remand for
    further proceedings consistent with this opinion.
    172
    Merck argues that the non-warning claims are separately
    preempted by the Supreme Court’s decision in Mutual
    Pharmaceutical Co. v. Bartlett, 
    133 S. Ct. 2466
    (2013).
    Merck admits, however, that it did not raise this argument
    below—indeed, Merck appears to have explicitly disavowed
    the argument so it could characterize its defense as being
    based solely on Wyeth. Merck Br. 68; A 1727-28. “It is well
    established that arguments not raised before the District Court
    are waived on appeal.” DIRECTV Inc. v. Seijas, 
    508 F.3d 123
    , 125 n.1 (3d Cir. 2007). We see no reason to deviate
    from that rule here.
    78
    Appendix A
    Case Name            Appeal No.   DNJ No.
    Albrecht, Doris      14-1900      3-12-cv-03287
    Molnar, Phyllis      14-2109      3-09-cv-05630
    Gozdziak, Margaret 14-2110        3-09-cv-05693
    Duke, Dolores        14-2111      3-08-cv-03545
    Schultz, Susan       14-2112      3-10-cv-04839
    Hines, Cynthia       14-2113      3-10-cv-05461
    Goodwin, Joan        14-2114      3-10-cv-05462
    Moline, Barbara      14-2115      3-10-cv-06282
    Wheeler, Kathryn     14-2117      3-11-cv-00033
    Denker, Elayne       14-2118      3-11-cv-00570
    Heaton, Nancy        14-2119      3-11-cv-00571
    Bonne, Virginia      14-2120      3-11-cv-00586
    Lefebvre, Alice      14-2121      3-11-cv-00587
    Hogan, Marie         14-2122      3-11-cv-00589
    Karch, Lillie        14-2123      3-11-cv-00869
    Walraed, Susan       14-2124      3-11-cv-01498
    Kolb, Lauren         14-2126      3-11-cv-01886
    Dematto, Mary        14-2127      3-11-cv-03165
    Germino, Virginia Lee14-2128      3-11-cv-03168
    Chaires, Jeanette    14-2129      3-11-cv-03169
    Salvatore, Sheila    14-2130      3-11-cv-03170
    Collins, Lucille     14-2131      3-11-cv-03174
    Miller, Betty        14-2132      3-11-cv-03225
    Young, Marilyn       14-2133      3-11-cv-03309
    Sunshine, Beverly    14-2134      3-11-cv-03310
    Sutton, Barbara      14-2135      3-11-cv-03369
    Granato, Irene       14-2136      3-11-cv-03645
    Graves, Barbara      14-2137      3-11-cv-03867
    Brown, Elizabeth     14-2138      3-11-cv-03911
    Van, Mary Evelyn     14-2139      3-11-cv-03919
    Zessin, Deloris      14-2140      3-11-cv-03930
    Wirth, Carol         14-2141      3-11-cv-04160
    Lyman, Patricia      14-2142      3-11-cv-04171
    Foley, Peggy         14-2143      3-11-cv-04242
    O'Brien, Molly       14-2144      3-11-cv-04242
    O'Brien, Molly       14-2145      3-11-cv-04277
    Evans, Laura         14-2146      3-11-cv-04956
    Krieg, Julia         14-2147      3-11-cv-05025
    Cortez, Lorice       14-2148      3-11-cv-05077
    Hardy, Shirley       14-2149      3-11-cv-05079
    Marks, Martha        14-2150      3-11-cv-05083
    Grassucci, Shirley   14-2151      3-11-cv-05295
    Clougherty, Mary Pat14-2153       3-11-cv-05300
    Edwards, Sybil       14-2154      3-11-cv-05301
    Johnson, Susan       14-2155      3-11-cv-05302
    Onaka, Eleanor       14-2156      3-11-cv-05303
    Scott, Sylvia        14-2157      3-11-cv-05335
    Whitt, Betty Jean    14-2158      3-11-cv-05703
    Appendix A
    Penigian, Jean         14-2159   3-11-cv-05720
    Berlin, Ruth           14-2160   3-11-cv-05826
    Collins, Joann         14-2161   3-11-cv-05912
    Brogna, Loretta        14-2162   3-11-cv-06162
    Hodge, Helen           14-2163   3-11-cv-06164
    Stark, Vivian          14-2164   3-11-cv-06347
    Voss, Betty            14-2165   3-11-cv-06387
    Schornick, Lori (Indiv 14-2166   3-11-cv-06411
    Panouis, Androniki 14-2167       3-11-cv-06415
    Blackford, June        14-2168   3-11-cv-06417
    Krakovitz, Pearl       14-2169   3-11-cv-06419
    Pisarz, Josephine      14-2170   3-11-cv-06420
    Strominger, Betty 14-2171        3-11-cv-06421
    Schick, Joan           14-2172   3-11-cv-06451
    Chee, Paula            14-2173   3-11-cv-06452
    Gribben, Angela        14-2174   3-11-cv-06468
    Ourecky, Roberta       14-2175   3-11-cv-06469
    Price, Carolyn         14-2176   3-11-cv-06657
    Howe, Elaine           14-2177   3-11-cv-06694
    Care, Margaret         14-2178   3-11-cv-06817
    Hanel, Kannika         14-2179   3-11-cv-06912
    Standish, Debbie       14-2180   3-11-cv-06945
    Wilkins, Edith         14-2181   3-11-cv-06946
    Covey, Janet           14-2182   3-11-cv-06947
    Radford, Shirley       14-2183   3-11-cv-06948
    Poynor, Sherry         14-2184   3-11-cv-06959
    Johnson, Janet         14-2185   3-11-cv-06983
    Sontag, Marian         14-2186   3-11-cv-07020
    Nelson, Edward         14-2187   3-11-cv-07104
    Haviland, Barbara 14-2188        3-11-cv-07145
    Matney, Rosemary 14-2189         3-11-cv-07185
    McGill, Barbara        14-2190   3-11-cv-07208
    Schwalbe, Linda        14-2191   3-11-cv-07345
    Nation, Karleen        14-2192   3-11-cv-07401
    Misner, Anita          14-2193   3-11-cv-07429
    Burke, Louise          14-2194   3-11-cv-07432
    Carter-Morcomb, Pat14-2195       3-11-cv-07491
    Messerli, Donna        14-2196   3-11-cv-07493
    McKee, Eleanor         14-2197   3-11-cv-07516
    Mayes, Claudice        14-2198   3-11-cv-07517
    Joyce, Michael         14-2199   3-11-cv-07518
    Hensley, Mary          14-2200   3-11-cv-07519
    Degen, Patricia        14-2201   3-11-cv-07520
    Mahan, Caroline        14-2202   3-11-cv-07521
    Mistretta, Wilma       14-2203   3-11-cv-07522
    Sorrentino, Theresa 14-2204      3-11-cv-07523
    Tucker, Assunta        14-2205   3-11-cv-07524
    Green, Mariella        14-2206   3-11-cv-07525
    Greenway, Ann          14-2207   3-11-cv-07557
    Appendix A
    Ivey, Jane             14-2208   3-11-cv-07558
    Driver, Virginia       14-2209   3-11-cv-07613
    Juth, Joann            14-2210   3-11-cv-007614
    Buitron, Catherine 14-2211       3-11-cv-07619
    Wallis, Russell        14-2212   3-12-cv-00012
    Carter, Ann            14-2213   3-12-cv-00014
    Murphy, Betty          14-2214   3-12-cv-00015
    Sutton, Catrinia (Indi 14-2215   3-12-cv-00016
    Duffy, Joan            14-2216   3-12-cv-00017
    Pinkney, Lani          14-2217   3-12-cv-00018
    Nagy, Norma            14-2218   3-12-cv-00019
    Richardson, Lee        14-2219   3-12-cv-00021
    Skinner, Leone         14-2220   3-12-cv-00022
    Steinert, Julie        14-2221   3-12-cv-00023
    Lopes, Mary            14-2222   3-12-cv-00082
    Shepherd, Madge 14-2223          3-12-cv-00168
    Pappas, Diane (Indivi 14-2224    3-12-cv-00227
    Anderson, Barbara (I 14-2225     3-12-cv-00268
    Nesbitt, Craig         14-2226   3-12-cv-00269
    Coventry, Melinda 14-2227        3-12-cv-00270
    Adams, Brenda          14-2228   3-12-cv-00271
    Yancu, Milly           14-2229   3-12-cv-00272
    Franklin, Suzane       14-2230   3-12-cv-00273
    Davis, Patricia        14-2231   3-12-cv-00278
    Foland, Bobbie (Indiv 14-2232    3-12-cv-00310
    Gerardo, Claudia       14-2233   3-12-cv-00312
    Mueller, Eileen        14-2234   3-12-cv-00360
    Held, Mary             14-2235   3-12-cv-00374
    Weiss, Linda           14-2236   3-12-cv-00375
    Hunt, Betty Burch 14-2237        3-12-cv-00391
    Eisen, Ella            14-2239   3-12-cv-00392
    Rangel, Elvia          14-2240   3-12-cv-00403
    Thomasson, Patsy M 14-2241       3-12-cv-00404
    Schendle, Carolyn 14-2242        3-12-cv-00464
    Hogan, Charlotte       14-2243   3-12-cv-00503
    Baldridge, Wilemina 14-2244      3-12-cv-00504
    McCabe, Doreen         14-2245   3-12-cv-00508
    McCabe, Judith         14-2246   3-12-cv-00564
    Huenefeld, Catherine14-2247      3-12-cv-00566
    Gregori, Carolyn       14-2248   3-12-cv-00567
    Heinonen, Marie        14-2249   3-12-cv-00568
    Rath, Carolyn          14-2250   3-12-cv-00569
    Rousey, Shirlie        14-2251   3-12-cv-00570
    Simpson, Esther        14-2252   3-12-cv-00571
    Wilson, Sharon         14-2253   3-12-cv-00572
    Stotts, Wilma          14-2254   3-12-cv-00588
    Everly, Myrna          14-2255   3-12-cv-00589
    Kraynick, Judith       14-2256   3-12-cv-00590
    Begany, Helen          14-2257   3-12-cv-00591
    Appendix A
    Finn, Barbara        14-2258   3-12-cv-00592
    Scott, Lois          14-2259   3-12-cv-000593
    Migatulski, Mary     14-2260   3-12-cv-00594
    Reitz, Alice         14-2261   3-12-cv-00595
    Cooper, Eva          14-2262   3-12-cv-00622
    Delagarza, Margaret 14-2263    3-12-cv-00623
    Shapiro, Ellen       14-2264   3-12-cv-00625
    Frangos, Artemis     14-2265   3-12-cv-00626
    Freelin, Stephanie 14-2266     3-12-cv-00627
    Grassel, Sara        14-2267   3-12-cv-00628
    Halpern, Beverly     14-2268   3-12-cv-00629
    Harvey, Robert       14-2269   3-12-cv-00631
    Jones, Renae         14-2270   3-12-cv-00640
    Singh, Priscilla     14-2271   3-12-cv-00643
    Worthington, Renee 14-2272     3-12-cv-00644
    Palmer, Richard      14-2273   3-12-cv-00645
    James, Claudia       14-2274   3-12-cv-00647
    Kozloski, Margaret 14-2275     3-12-cv-00648
    Matthews, Roxie Mo 14-2276     3-12-cv-00649
    Newman, Lula         14-2277   3-12-cv-00650
    Dirks, Susan         14-2278   3-12-cv-00651
    Carpenter, Julia Ann 14-2279   3-12-cv-00654
    Madary, Roberta      14-2280   3-12-cv-00655
    Rimstidt, Nelda      14-2281   3-12-cv-00656
    Taylor, Sherri       14-2282   3-12-cv-00657
    Balsam, Barbara      14-2283   3-12-cv-00658
    Mester, Dorothy      14-2284   3-12-cv-00659
    Raven, Arleen        14-2285   3-12-cv-00660
    Garrett, Barbara     14-2286   3-12-cv-00663
    Dwyer, Marion        14-2287   3-12-cv-00664
    Eck, Marlene         14-2288   3-12-cv-00665
    Uselton, Lynnita     14-2289   3-12-cv-00666
    Still, Nanette       14-2290   3-12-cv-00667
    Wheeler, Jo          14-2291   3-12-cv-00688
    Smith, Richard       14-2292   3-12-cv-00689
    Bucher, Rose         14-2293   3-12-cv-00690
    Giarratano, Ruth     14-2294   3-12-cv-00691
    Goheen, Patty        14-2295   3-12-cv-00692
    Powers, Peggy        14-2296   3-12-cv-00693
    Muller, Eleanor      14-2297   3-12-cv-00694
    Lemley, Sheila       14-2298   3-12-cv-00695
    Curry, Nellie        14-2299   3-12-cv-00707
    Thomas-Walsh, Ther 14-2300     3-12-cv-00714
    Swanson, Nancy       14-2301   3-12-cv-00715
    Erickson, Doris      14-2302   3-12-cv-00750
    Pearson, Linda       14-2303   3-12-cv-00762
    Underhill, Mary Lee 14-2304    3-12-cv-00789
    Nord, Elayne Barbara14-2305    3-12-cv-00790
    Bryant, Jane         14-2306   3-12-cv-00791
    Appendix A
    Ciraolo, Joanna      14-2307   3-12-cv-00855
    Savoy, Josephine     14-2308   3-12-cv-00928
    Gentile, Emma        14-2309   3-12-cv-00936
    Factor, Rosalyn Rena 14-2310   3-12-cv-00943
    Walker, Sherry       14-2311   3-12-cv-00950
    McCune, Bonnie       14-2312   3-12-cv-00974
    Meldon, Virginia     14-2313   3-12-cv-01009
    Greenberg, Carla     14-2314   3-12-cv-01013
    Armstrong, Bobbie 14-2315      3-12-cv-01020
    Garman, Rose Ann 14--2316      3-12-cv-01021
    Goggin, Carol        14-2317   3-12-cv-01035
    Goodman, Susan Jan 14-2318     3-12-cv-01036
    Drouet, Renee        14-2319   3-12-cv-01038
    Stroh, Kerry         14-2320   3-12-cv-01065
    Medina, Laarni       14-2321   3-12-cv-01075
    Whitman, Ethel       14-2322   3-12-cv-01093
    D'Angelo, Kimiko     14-2323   3-12-cv-01107
    Hollander, Carol     14-2324   3-12-cv-01111
    Harrow, Ronnie       14-2325   3-12-cv-01132
    Hardy, Yvette        14-2326   3-12-cv-01133
    Lynn, Vivian         14-2327   3-12-cv-01134
    Hill, Laura Lee      14-2328   3-12-cv-01135
    Gitter, Blossom      14-2329   3-12-cv-01177
    Clow, Edna           14-2330   3-12-cv-01179
    Hulik, Linda         14-2331   3-12-cv-01180
    Lyons, Janet         14-2332   3-12-cv-01181
    Fitzpatrick, Nora    14-2333   3-12-cv-01185
    Suehiro, Tokia       14-2334   3-12-cv-01186
    Brown, Linton        14-2335   3-12-cv-01187
    Seims, Marcie        14-2336   3-12-cv-01200
    Andrejasich, Anne 14-2337      3-12-cv-01203
    Edwards, Sally       14-2338   3-12-cv-01204
    Kakareka, Edith      14-2339   3-12-cv-01205
    Jones, Denman        14-2340   3-12-cv-01220
    Morris, Joyce        14-2341   3-12-cv-01221
    Murphy, Cheryl       14-2342   3-12-cv-01222
    Spires, Evelyn       14-2343   3-12-cv-01277
    Davis, Anna M.       14-2345   3-12-cv-01322
    Jefferies, Gail      14-2346   3-12-cv-01325
    Ross, Betty Jo       14-2347   3-12-cv-01326
    Jepson, Norma        14-2348   3-12-cv-01327
    Fifer, Ladonna       14-2349   3-12-cv-01328
    Moore, Marlene       14-2350   3-12-cv-01329
    Bryant, Sharon       14-2351   3-12-cv-01344
    Bishop, Rosemary 14-2352       3-12-cv-01356
    Burleson, Jacqueline 14-2354   3-12-cv-01373
    Fenton, Carole       14-2355   3-12-cv-01387
    Yost, Marilyn        14-2356   3-12-cv-01395
    Richard-Amato, Patri 14-2357   3-12-cv-01397
    Appendix A
    Wang, Su-Mei         14-2358   3-12-cv-01398
    Zimmerman, Martha 14-2359      3-12-cv-01399
    Flower, Gail         14-2360   3-12-cv-01410
    Cross, Katherine     14-2361   3-12-cv-01449
    Mejia, Teresita      14-2362   3-12-cv-01450
    Agrow, Rosalie       14-2363   3-12-cv-01468
    Crook, Patricia      14-2364   3-12-cv-01476
    Courville, Paula     14-2365   3-12-cv-01484
    Bielecky, Margaret 14-2366     3-12-cv-01487
    Wright, Judith       14-2367   3-12-cv-01549
    Hayes, Mavis         14-2368   3-12-cv-01552
    Hanson, Nelda        14-2369   3-12-cv-01566
    Stencler, Roxanna 14-2370      3-12-cv-01567
    Lowell, Sarah        14-2371   3-12-cv-01568
    Collier, Marion      14-2372   3-12-cv-01569
    Waldrup, Roberta 14-2373       3-12-cv-01715
    Bohn, Edward (Attor 14-2375    3-12-cv-01754
    Freay, Onnolee       14-2376   3-12-cv-01817
    Sheehan, Yvonne The14-2377     3-12-cv-01845
    Merrell, Preston     14-2378   3-12-cv-01846
    Jones, Alice         14-2379   3-12-cv-01847
    Fracaro, Fern Lee    14-2380   3-12-cv-01849
    McKelvey, Elizabeth 14-2381    3-12-cv-01850
    Keaser, Barbara      14-2382   3-12-cv-01875
    Brenner, Lois        14-2383   3-12-cv-01876
    Azar, Bernice        14-2384   3-12-cv-01967
    Hubbard, Linda       14-2385   3-12-cv-01975
    Arnold, Doris        14-2386   3-12-cv-01996
    Halligan, Carla      14-2387   3-12-cv-01997
    Frei, Miryam         14-2388   3-12-cv-01998
    Besser, Deborah (Ind 14-2389   3-12-cv-01999
    Dandridge, Earlene 14-2390     3-12-cv-02000
    Weissberger, Kathryn14-2391    3-12-cv-02002
    Stone, Harriet       14-2392   3-12-cv-02048
    Pustilnik, Jean      14-2393   3-12-cv-02121
    Pickett, Theodore 14-2394      3-12-cv-02127
    Bowden, Gregory      14-2395   3-12-cv-02150
    Kniffen, Donna       14-2396   3-12-cv-02159
    Mayer, Christine     14-2397   3-12-cv-02210
    Lynch, Kiersten      14-2398   3-12-cv-02211
    Dunn, Lucille        14-2399   3-12-cv-02258
    Nelson, Susan        14-2400   3-12-cv-02265
    Lindenmeier, Janet 14-2401     3-12-cv-02302
    Frye, Barbara        14-2402   3-12-cv-02371
    Sandfort, Irma       14-2403   3-12-cv-02451
    Odum, Connie         14-2404   3-12-cv-05581
    Latta, Theresa       14-2405   3-12-cv-02559
    Kirkpatrick, Judy    14-2406   3-12-cv-02560
    Canaday, Connie      14-2407   3-12-cv-02561
    Appendix A
    Edwards, Donna        14-2408   3-12-cv-02594
    Lackey, Karen         14-2409   3-12-cv-02596
    Evans, Dorothy        14-2410   3-12-cv-02598
    Brown, Towanda        14-2411   3-12-cv-02600
    Tressler, Vera        14-2412   3-12-cv-02647
    Heldberg, Judith      14-2413   3-12-cv-02771
    Hen, Azucena          14-2414   3-12-cv-02833
    Sias, Diana Van Pelt N14-2415   3-12-cv-02837
    Otto, Harriet         14-2416   3-12-cv-02838
    Best, Bettie          14-2417   3-12-cv-03017
    Davis, Betty Saki     14-2418   3-12-cv-03021
    Roberts, Margaret 14-2419       3-12-cv-03022
    Goias, Geraldine      14-2420   3-12-cv-03023
    Lona, Lucille         14-2421   3-12-cv-03025
    McMurray, Deborah 14-2422       3-12-cv-03026
    Doriott, Angelita     14-2423   3-12-cv-03027
    Thieman, Donna        14-2424   3-12-cv-03259
    White, Claudia        14-2425   3-12-cv-03260
    Eshelman, Stephanie 14-2426     3-12-cv-03261
    Grillo, Maria         14-2427   3-12-cv-03286
    Stefanowski, Lucy 14-2428       3-13-cv-07894
    Burghardt, Pamela 14-2429       3-12-cv-03326
    Gerber, Marilyn       14-2430   3-12-cv-03328
    Tong, Lucy            14-2431   3-12-cv-03329
    Venner, Vida          14-2432   3-12-cv-03330
    Uslan, Sharon         14-2433   3-12-cv-03331
    Goldberg, Ethel       14-2434   3-12-cv-03335
    Hudson, Laraine       14-2435   3-12-cv-03345
    Rittenhouse, Carolyn 14-2436    3-12-cv-03346
    Budd, Randal          14-2437   3-12-cv-03347
    Myers, Eva            14-2438   3-12-cv-03348
    Dykes, Marsha         14-2439   3-12-cv-03358
    Foree, Edith          14-2440   3-12-cv-3366
    Indich, Terry         14-2441   3-12-cv-03399
    Travor, Lois Annette 14-2442    3-12-cv-03429
    Steen, Barbara        14-2443   3-12-cv-03511
    Charms, Shirley       14-2444   3-12-cv-03696
    Denham, Janice        14-2445   3-12-cv-03705
    Tanglao, Lourdes      14-2446   3-12-cv-03730
    Disosway, Linda       14-2447   3-12-cv-03769
    Lare, Sandra          14-2448   3-12-cv-03770
    Nealen, Arlene        14-2449   3-12-cv-03789
    DerHarootunian, Car 14-2450     3-12-cv-03795
    Yacoub, Caroline      14-2452   3-12-cv-03878
    Baker, Alma           14-2453   3-12-cv-03879
    Palma, Lucita         14-2454   3-12-cv-03904
    Mateo, Yoshie         14-2455   3-12-cv-03939
    Terranova, Patricia 14-2456     2-12-cv-03959
    Hill, Mary            14-2457   3-12-cv-04014
    Appendix A
    Wilson, Selma         14-2458   3-12-cv-04190
    Toland Kathleen       14-2459   3-12-cv-04423
    Fillippello, Margaret 14-2460   3-12-cv-04424
    Harris, Ramona        14-2461   3-12-cv-04426
    Lane, Sharon          14-2462   3-12-cv-04440
    Whisenant, Louise 14-2463       3-12-cv-04453
    Carter, Joan          14-2464   3-12-cv-04454
    Glenn, Sue            14-2465   3-12-cv-04566
    Sweet, Karen          14-2466   3-12-cv-04599
    Hutton, Nancy         14-2467   3-12-cv-04601
    Hernandez, Antonia 14-2468      3-12-cv-04604
    Favor, Judith         14-2469   3-12-cv-04611
    Parker, Esther        14-2471   3-12-cv-04638
    Mitchell, Cheryl      14-2472   3-12-cv-04656
    Paralikis, Pamela     14-2473   3-12-cv-04663
    Bottari, Donna        14-2474   3-12-cv-04664
    Hedgepeth, Betty      14-2475   3-12-cv-04721
    Sperber, Bernice      14-2476   3-12-cv-04760
    Currie, Marlene       14-2477   3-12-cv-04762
    Worthington, Jerrene14-2478     3-12-cv-04773
    Patrina, Chester (Ind 14-2479   3-12-cv-04802
    Falcone, Patricia     14-2480   3-12-cv-04806
    Anselmo, Victoria     14-2481   3-12-cv-04836
    Patterson, Ethel      14-2482   3-12-cv-05018
    Haslam, Martha        14-2483   3-12-cv-05019
    Julius, Diana         14-2484   3-12-cv-05020
    Mott, Leann           14-2485   3-12-cv-05060
    Theberge, Jeanne      14-2486   3-12-cv-05085
    Walker, Shirley       14-2487   3-12-cv-05094
    Bedsworth, Alan (Ind 14-2488    3-12-cv-05108
    Crew, Nellie          14-2489   3-12-cv-05205
    Astrug, Debra         14-2490   3-12-cv-05269
    Dixon, Carolyn        14-2491   3-12-cv-05271
    Edgil-Rogers, Judee 14-2492     3-12-cv-05297
    Gilmer, Marjorie      14-2493   3-12-cv-05364
    Kovalick, Carole      14-2494   3-12-cv-05383
    Knutson, Josephine 14-2495      3-12-cv-05384
    Smith, Regina         14-2496   3-12-cv-05385
    Hamilton-Gamman, S14-2497       3-12-cv-05389
    Needles, Josephine 14-2498      3-12-cv-05391
    Kendrick, Billie      14-2499   3-12-cv-05392
    Paxton, Mary          14-2500   3-12-cv-05393
    Stanwood, Peggy       14-2501   3-12-cv-05485
    Knopick, Carol        14-2502   3-12-cv-05557
    Osburn, Gaile         14-2503   3-12-cv-05560
    Miller, Dolores       14-2504   3-12-cv-02549
    Heckard, Shirley      14-2505   3-12-cv-05681
    Cline, Diane          14-2506   3-12-cv-05776
    Cummings, Sarah       14-2507   3-12-cv-05975
    Appendix A
    Jodszuweit, Armida 14-2508      3-12-cv-05978
    Collier, Nancy        14-2509   3-12-cv-05993
    Sayers, Sheila        14-2510   3-12-cv-06028
    Cook, Shirley         14-2511   3-12-cv-06029
    Wiegand, Mary         14-2512   3-12-cv-06155
    Roland, Annie         14-2513   3-12-cv-06182
    Bridgeman, Max        14-2514   3-12-cv-06187
    Wong, Anita           14-2515   3-12-cv-06191
    Hayden, Jane          14-2516   3-12-cv-06192
    McGrath, Sheila       14-2517   3-12-cv-06216
    Van Blaricom, Betty 14-2518     3-12-cv-06237
    Thomas, Eugune Mid 14-2519      3-12-cv-06264
    Fuerstnau, Barbara 14-2520      3-12-cv-06266
    Halfmann, Mary        14-2521   3-12-cv-06267
    Kimizuka, Yoshie      14-2522   3-12-cv-06269
    Hofmann, Kathleen 14-2523       3-12-cv-06275
    Duggan, Doris         14-2524   3-12-cv-06289
    Andorka-Aceves, Deb14-2525      3-12-cv-06301
    Herndon, Lucy Mae 14-2526       3-12-cv-06351
    Delikat, Ellen        14-2527   3-12-cv-06365
    Mouser, Donna         14-2528   3-12-cv-06366
    Hulsman, Elaine       14-2529   3-12-cv-06376
    Kempfer, Faye         14-2530   3-12-cv-06377
    Lotter, Dolores       14-2531   3-12-cv-06378
    Cummings, Irene Lilli 14-2532   3-12-cv-06397
    Irving, Zepher        14-2533   3-12-cv-06430
    Marcus, Rita          14-2534   3-12-cv-06432
    Halpern, Marion       14-2535   3-12-cv-06433
    Ogle, Ann             14-2536   3-12-cv-06434
    Bittner, Marcella     14-2537   3-12-cv-06437
    Wade, Kay             14-2538   3-12-cv-06439
    Ahern, Frances        14-2539   3-12-cv-06443
    Boshell, Marsha       14-2540   3-12-cv-06444
    Sandt, Faye           14-2541   3-12-cv-06445
    Holmes, Leanne        14-2542   3-12-cv-06446
    Napoli, Anna          14-2543   3-12-cv-06450
    Vaughn, Patricia      14-2544   3-12-cv-06451
    Irizarry, Sheila      14-2545   3-12-cv-06453
    Kort, Barbara         14-2546   3-12-cv-06454
    Kosvick, Melinda      14-2547   3-12-cv-06455
    Homa, Barbara         14-2548   3-12-cv-06456
    Stepanski, Mary Jo 14-2549      3-12-cv-06457
    Lare, Barbara         14-2550   3-12-cv-06458
    Nguyen, Susan         14-2551   3-12-cv-06459
    Jeet, Lalita          14-2552   3-12-cv-06460
    Naik, Khadijah        14-2553   3-12-cv-06461
    Bartlett, Ann         14-2554   3-12-cv-06462
    Aydin, Jean           14-2555   3-12-cv-06463
    Dowd, Jeanette        14-2556   3-12-cv-06464
    Appendix A
    Van Gosen, Helen 14-2557         3-12-cv-06465
    Huddleston, Shirley 14-2558      3-12-cv-06466
    Griffin, Jennifer      14-2559   3-12-cv-06469
    Crisci, Stephen N. (Pr 14-2560   3-12-cv-06550
    Jones, Geraldine       14-2561   3-12-cv-06711
    McKinney, Carlene 14-2562        3-12-cv-06719
    Karantza, John         14-2563   3-12-cv-06770
    Bozue, Dorothy         14-2564   3-12-cv-06840
    Cline, Beatrice        14-2565   3-12-cv-06841
    Broadstone, Judith 14-2566       3-12-cv-06845
    Schmitt, Luise Gerlin 14-2567    3-12-cv-06846
    Cherco, Patricia       14-2568   3-12-cv-06850
    Neuman, Janet          14-2569   3-12-cv-06859
    Isom, Leann            14-2570   3-12-cv-06860
    Heiny, Joyce           14-2571   3-12-cv-06863
    Vertuccio, Lana        14-2572   3-12-cv-06877
    Williams, Susanne 14-2573        3-12-cv-06899
    Stevenson, Nada        14-2574   3-12-cv-06900
    Elison, Linda          14-2575   3-12-cv-06901
    Lingo, Melba           14-2576   3-12-cv-06903
    Baylor, Richard        14-2577   3-12-cv-06905
    Thompson, Loralee 14-2578        3-12-cv-06907
    Miller, Esther         14-2579   3-12-cv-06952
    Orr, June              14-2580   3-12-cv-06954
    Maki, Gale             14-2581   3-12-cv-06955
    Collins, John          14-2582   3-12-cv-06956
    McAnulty, Joan         14-2583   3-12-cv-06957
    Abney, Virginia        14-2584   3-12-cv-07023
    Altson, Amy            14-2585   3-12-cv-07048
    Harris, Hope (Individ 14-2586    3-12-cv-07443
    Jaeger, Bernadette 14-2587       3-12-cv-07819
    Couture, Diane         14-2588   3-13-cv-00001
    VanDyke, Patricia      14-2589   3-13-cv-00137
    Antoff, Christine      14-2590   3-13-cv-00171
    Wyly, Lois Ann         14-2592   3-13-cv-00442
    Conner, Cheryl         14-2593   3-13-cv-00718
    Kardon, Koula          14-2594   3-13-cv-00720
    Bialkowski, Mary       14-2595   3-13-cv-00816
    Affronti, Joanne       14-2599   3-13-cv-00818
    Bannon, Gladys         14-2600   3-13-cv-00894
    Golden, Jane           14-2601   3-13-cv-00926
    Pitts, Shirley Ann     14-2602   3-13-cv-00928
    Slinkman, William Ric14-2603     3-13-cv-01062
    Albert, Elizabeth      14-2604   3-13-cv-01063
    Hawk, Joycelyn         14-2605   3-13-cv-01071
    Pritchard, Helen       14-2606   3-13-cv-01215
    Myers, Susan           14-2607   3-13-cv-01314
    Brooks, Betty          14-2608   3-13-cv-01337
    Hawkins, Amy           14-2609   3-13-cv-01340
    Appendix A
    Edmondson, Maxine 14-2610     3-13-cv-01352
    Kamienski, Mary     14-2611   3-13-cv-01369
    Neuman, Delores     14-2612   3-13-cv-01370
    Peters, Alohoa      14-2613   3-13-cv-01371
    Routhieaux, Marguer14-2614    3-13-cv-01378
    Alberg, Evelyn      14-2615   3-13-cv-01415
    Goodman, Carol Ann 14-2616    3-13-cv-01476
    Samuelson, Johann 14-2618     3-13-cv-01884
    Rudolph, Joyce      14-2619   3-13-cv-02616
    Romeo, Alice        14-2620   3-13-cv-02617
    Grems, Mary         14-2621   3-13-cv-2649
    McKeon-Cincotta, Le 14-2622   3-13-cv-02735
    Jernigan, Mary Lou 14-2623    3-13-cv-02827
    Wicker, Marie       14-2624   3-13-cv-02836
    Stampliakis, Helen 14-2625    3-13-cv-02958
    Crook, Judith       14-2626   3-13-cv-03211
    London, Phyllis     14-2627   3-13-cv-03342
    Connor, Ruth        14-2628   3-13-cv-03353
    Mulqueen, Mary      14-2629   3-13-cv-03474
    Bergmann, Ruth      14-2630   3-13-cv-03741
    Spallone, Josephine 14-2631   3-13-cv-03929
    Maddern, Karen      14-2632   3-13-cv-04075
    Marcelles, Sara     14-2634   3-13-cv-05984
    Tolston, Betty      14-2635   3-13-cv-06090
    Oakes, Miriam       14-2636   3-11-cv-05082
    Murphy, Nancy       14-2813   3-12-cv-06282
    Gaynor, Barbara     14-3267   3-12-cv-01492
    

Document Info

Docket Number: 14-1900

Citation Numbers: 852 F.3d 268

Filed Date: 3/22/2017

Precedential Status: Precedential

Modified Date: 1/12/2023

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