As we previously reported, portions of CareFirst’s antitrust claims concerning STELARA® (ustekinumab) survived summary judgment in December 2025. On January 14, 2026, the U.S. District Court for the Eastern District of Virginia reconsidered that decision and granted summary judgment to Johnson & Johnson and Janssen Biotech, Inc. (collectively, “J&J”) on…
As we have previously reported, a group of health insurers and health insurance administrators (collectively, “CareFirst”) filed a class action complaint in 2023 against Johnson & Johnson and Janssen Biotech, Inc. (collectively, J&J), alleging multiple violations of federal and state antitrust laws arising from J&J’s STELARA® (utsekinumab) product, as well…
On September 30, the U.S. District Court for the Eastern District of Virginia granted in part and denied in part the Motion to Dismiss filed by Amgen, Inc. and Immunex Corporation (“Amgen”) in a class action antitrust lawsuit brought by CareFirst of Maryland, Inc., Group Hospitalization and Medical Services, Inc.,…
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. As we reported previously, Regeneron filed its antitrust lawsuit in 2022 in the U.S. District Court for the District of Delaware, alleging…
In 2017, three indirect-purchaser antitrust class actions were filed against Johnson & Johnson and Janssen Biotech, Inc., alleging that they engaged in anticompetitive conduct relating to the sale and marketing of J&J’s REMICADE (infliximab). The class actions were brought by employee welfare benefit plans, specifically the National Employees Health Plan,…
We previously reported on Regeneron’s antitrust suit against Amgen in the U.S. District Court for the District of Delaware. Amgen recently filed a motion to dismiss Regeneron’s Complaint and a motion to stay the case. The case concerns Regeneron’s allegation that Amgen has violated antitrust law by engaging “in a…
The Seventh Circuit issued this week a long-awaited opinion in the HUMIRA antitrust litigation, UFCW Local 1500 Welfare Fund v. AbbVie Inc., Case No. 20-2402. The appeal is from the Northern District of Illinois’s dismissal of a proposed class action alleging that AbbVie, Inc. created a “patent thicket” around HUMIRA to block…
As we close out another calendar year, we look back at the top legal developments of 2021 that could influence the market for biologics and biosimilars. There were many interesting decisions and other developments in district court, at the Federal Circuit, at the PTAB, and even at the ITC. Biosimilars…
On July 20, 2021, after nearly four years of litigation, Johnson & Johnson (J&J) and Pfizer have agreed to dismiss all claims asserted in the antitrust suit brought by Pfizer in the Eastern District of Pennsylvania regarding Remicade (infliximab). Remicade is an immunosuppressant that is used to treat Crohn’s disease,…
We have previously reported on the class action suit against AbbVie alleging misconduct and antitrust violations in connection with AbbVie’s assertion of its patents against biosimilar manufacturers to prevent the sale of biosimilar versions of Humira® (adalimumab) in the United States. On June 8, 2020, in a Memorandum and Opinion…