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Antitrust Litigation › Antitrust Violations › Pharmacy Benefit Manager (PBM)

Haug Partners LLP

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

Haug Partners LLP on

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

Seyfarth Shaw LLP

States Seeking Remedies for the Rising Costs of Prescription Drugs

Seyfarth Shaw LLP on

As expected, the lawsuits have commenced following the enactment of the Arkansas legislation prohibiting pharmacy benefit managers (PBM’s) from owning or operating actual pharmacies within the state. Michigan has filed its...more

McCarter & English, LLP

Recent Trends in State Antitrust Enforcement

McCarter & English, LLP on

State attorneys general (state AGs) are expected to ramp up antitrust enforcement. Some would argue that enforcement is an effort to fill a perceived gap left by the Trump administration, but state AGs have been signaling...more

Kerr Russell

Michigan AG Alleges Anticompetitive Agreement Between Pharmacy Benefit Managers

Kerr Russell on

Michigan Attorney General Dana Nessel sued Express Scripts Inc. and Prime Therapeutics LLC, two pharmacy benefit managers (PBMs), in the U.S. District Court for the Eastern District of Michigan on Monday, April 28, 2025....more

King & Spalding

Antitrust Concerns with Network Rental Agreements

King & Spalding on

How a common practice for healthcare payers can turn from negotiation tactic to anticompetitive collusion - What is a network rental agreement? Network rental agreements, also known as “network leasing” or “network...more

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