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Antitrust Litigation Pharmaceutical Industry Monopolization

Haug Partners LLP

Regeneron Pharmaceuticals, Inc. v. Amgen Inc.: Jury Finds Rebate Offers on Bundled Drugs in Exchange for Exclusive Formulary...

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On May 15, 2025, a federal jury in Delaware district court determined that Defendant Amgen Inc. (“Amgen”) violated antitrust and tort laws, and awarded $406.8 million in damages to Plaintiff Regeneron Pharmaceuticals, Inc....more

Rivkin Radler LLP

Cigna Sues Bristol Myers Squibb Alleging Scheme to Block Generic Drug

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Cigna filed a lawsuit on June 24 in Manhattan federal court accusing Bristol Myers Squibb of unlawfully blocking generic versions of its blood cancer drug, Pomalyst, from entering the market. The suit also names Celgene, a...more

Goodwin

Regeneron Awarded $407 Million in Amgen Antitrust Suit

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On May 15, 2025, a jury returned a verdict finding Amgen Inc. (“Amgen”) liable for antitrust violations and awarding Regeneron Pharmaceuticals, Inc. (“Regeneron”) over $400 million in damages....more

Goodwin

EmblemHealth Files Class Action Antitrust Against Alexion Related to Eculizumab

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​​​​​​​On April 16, 2025, EmblemHealth, Inc. (“Emblem”) filed a class action suit in the District Court for the District of Massachusetts against Alexion Pharmaceuticals, Inc. and Alexion Pharma International Operations Ltd....more

Haug Partners LLP

Bayer “Fleas” New Antitrust Trial – Jury’s Rejection of Flea and Tick Medication Market Upheld

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On January 21, a Northern District of California Court denied Plaintiff Tevra Brands LLC’s (“Tevra’s”) Motion for a New Trial, after a Jury found that Defendant Bayer Healthcare LLC (“Bayer”) did not monopolize the relevant...more

Patterson Belknap Webb & Tyler LLP

Jury Rejects Tevra's Embattled Market Definition in Antitrust Suit

On August 1, 2024, following five years of litigation, Tevra’s antitrust suit against Bayer Healthcare LLC came to an end. Tevra, a manufacturer of generic version topical flea and tick medications, alleged that Bayer engaged...more

WilmerHale

The Interplay: Key Decisions at the Intersection of Antitrust & Life Sciences - March 2024

WilmerHale on

Calls for Removal of Device Patents Listed in the Orange Book Continue. FTC and Congressional action scrutinizing allegedly “improper” Orange Book listings continued apace in the first few months of 2024. ...more

Alston & Bird

Class Action & MDL Roundup 2023 Q4 - Not All Cases Survive and Advance

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Welcome to the Class Action & MDL Roundup, our quarterly review of decisions and settlements in the class action arena. In this edition, student-athletes win an NIL round, Canadians in California isn’t personal...more

Goodwin

Regeneron Files Antitrust Lawsuit Accusing Amgen of Engaging in a Persistent Exclusionary Campaign to Deny Patients Access to...

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Late last week, Regeneron Pharmaceuticals, Inc. filed an antitrust complaint against Amgen Inc. in the U.S. District Court for the District of Delaware.  Regeneron alleges that “Amgen is engaged in a persistent exclusionary...more

McDermott Will & Schulte

Fourth Circuit Breathes New Life into Monopolization Suit

The US Court of Appeals for the Fourth Circuit revived an antitrust suit alleging that a pharmaceutical manufacturer illegally maintained its monopoly for its innovator drug by precluding competition beyond the expiration...more

Patterson Belknap Webb & Tyler LLP

Antitrust Plaintiffs Complain of Patent “Thickets”

For years, antitrust commentators have warned of threats to innovation and competition posed by “thickets” of patents—the “dense web[s] of overlapping intellectual property rights that a company must hack its way through in...more

Mintz - Intellectual Property Viewpoints

AbbVie’s Enforcement of its ‘Patent Thicket’ For Humira Under the BPCIA Does Not Provide Cognizable Basis for an Antitrust...

In a recent decision in In Re Humira (Adalimumab) Antitrust Litigation, No. 19-cv-1873, Judge Shah of the Northern District of Illinois dismissed a consolidated class action complaint filed by U.S. purchasers of AbbVie Inc.’s...more

Troutman Pepper Locke

Third Circuit Provides Manufacturers With Roadmap to Avoid Class Antitrust Claims Brought by Direct Purchasers

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The Third Circuit recently held in In re Remicade (Direct Purchaser) Antitrust Litigation that a direct purchaser’s antitrust suit alleging overpayment for a drug purchased pursuant to a distribution agreement with a...more

Arnall Golden Gregory LLP

Class Action Antitrust Lawsuit Filed Against Jubilant DraxImage

A major antitrust class action case was filed in Alabama against Jubilant DraxImage, a supplier of radiology medicines. ...more

Patterson Belknap Webb & Tyler LLP

Federal District Court finds brand-name manufacturer’s alleged regulatory delay tactics a valid theory of attempted monopolization

In a recent decision denying the defendant’s motion to dismiss, Judge Mitchell Goldberg of the Eastern District of Pennsylvania allowed the manufacturer of a generic version of Suboxone to proceed upon an interesting theory...more

Knobbe Martens

Third Circuit Upholds Dismissal of Doryx ‘Product Hopping’ Suit

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On September 28, 2016, the Third Circuit issued an opinion in Mylan v. Warner Chilcott, upholding the Eastern District of Pennsylvania’s holding on summary judgement that Defendants’ “product hopping” conduct did not violate...more

WilmerHale

Doryx: Third Circuit Affirms Dismissal of Product Hopping Claim

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On September 28, 2016, in Mylan Pharmaceuticals Inc. v. Warner Chilcott Public Limited Co. (Doryx), the Third Circuit affirmed the lower court's grant of summary judgment against antitrust claims by generic manufacturer Mylan...more

McDermott Will & Emery

ANDA Update - October 2015

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Federal Circuit Interprets Statutory Requirements for Biosimilar Regulatory Pathway - Amgen Inc., v. Sandoz Inc., (Fed. Cir. July 21, 2015): In a case of first impression, the U.S. Court of Appeals for the Federal...more

Orrick, Herrington & Sutcliffe LLP

California Supreme Court Details Antitrust Analysis of "Reverse Payment" Patent Settlements

Last week, in In re Cipro Cases I & II, Case No. S198616, the Supreme Court of California adopted the United States Supreme Court's application of the Rule of Reason to the antitrust analysis of so-called "reverse payment"...more

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