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January 05, 2026
ATLANTA — A woman claims in a complaint filed in a federal court in Georgia that she was diagnosed with cutaneous T-cell lymphoma (CTCL), a rare type of cancer that affects white blood cells called T cells, or T lymphocytes, that was caused and exacerbated by her use of Dupixent, a prescription medication used for the treatment of asthma and inflammatory skin conditions.
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January 05, 2026
NEWARK, N.J. — In a complaint filed directly in the multidistrict litigation over the pricing of insulin pending in a New Jersey federal court, Philadelphia sued the manufacturers of insulin and a group of pharmacy benefit managers (PBM) that the city says colluded to increase the price of insulin.
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January 02, 2026
INDIANAPOLIS — An Indiana federal judge on Dec. 31 ruled that part of a counterclaim filed by a weight loss clinic alleging that Eli Lilly and Co., which manufactures diet drugs Mounjaro and Zepbound, defamed the company in its complaint for trademark infringement can move forward.
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December 26, 2025
PITTSBURGH — The Pennsylvania federal judge who oversees the multidistrict litigation involving the recall of approximately 10.8 million continuous positive air pressure (CPAP) sleep apnea devices ruled that a woman’s doctor was not fraudulently misjoined, granted a motion to remand the case to a California state court and denied a motion to sever the claims against the doctor.
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December 23, 2025
SAN FRANCISCO — The Ninth Circuit U.S. Court of Appeals on Dec. 22 said it won’t reconsider its order finding that allegations that the government failed to correct false testimony during a criminal trial do not warrant a new trial for former Theranos Chief Operating Officer Ramesh “Sunny” Balwani, denying his petition for rehearing or a rehearing en banc.
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December 18, 2025
WHEELING, W.Va. — A West Virginia federal judge refused to issue an emergency stay of the court’s order that compelled a pharmacy benefits manager (PBM) to release nationwide prescription and remuneration data but modified the order after a hearing on two motions filed by the PBM, which is facing allegations that its actions contributed to an “oversupply” of prescription opioids throughout West Virginia.
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December 18, 2025
New developments in the following mass tort drug and device cases are marked in boldface type.
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December 18, 2025
WATERBURY, Conn. — A group of women who saw their claims against the manufacturer of a defective birth control device that they allege caused injuries dismissed by a Utah state court were unable to fend off summary judgment in a Connecticut court after a judge there found that the claims are barred by res judicata.
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December 18, 2025
SACRAMENTO, Calif. — A federal magistrate judge has recommended that a California federal court grant a motion to dismiss a complaint filed by consumers who allege that they would not have purchased benzoyl peroxide (BPO) products from Walmart if they had been adequately warned about the presence of benzene.
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December 17, 2025
HOUSTON — A Texas federal judge on Dec. 16 ruled that claims under certain states’ unfair competition laws are dismissed in a suit filed by Eli Lilly and Co. against a nationwide pharmacy that dispenses compounded tirzepatide products.
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December 17, 2025
DES MOINES, Iowa — An Iowa federal judge dismissed a third-party complaint filed by the manufacturer of a solution used during fertility-related treatments that a couple claims was toxic and destroyed a developing embryo after finding that the court lacks personal jurisdiction.
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December 17, 2025
WILMINGTON, Del. — A 30-year-old U.S. Marine Corps veteran who says he was rendered quadriplegic after sustaining a spinal cord injury when a defective spinal implant device allegedly failed sued the manufacturer in a Delaware state court.
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December 16, 2025
WASHINGTON, D.C. — The U.S. Judicial Panel on Multidistrict Litigation on Dec. 15 agreed to centralize cases alleging that the use of glucagon-like peptide-I receptor agonist (GLP-1 RA) medications caused permanent vision loss in the U.S. District Court for the Eastern District of Pennsylvania but found that the cases should be separated from cases in an MDL alleging gastrointestinal injuries.
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December 15, 2025
NEW ORLEANS — Companies representing the interests of drug compounders “offer no sound reason to second-guess FDA’s reasonable determination” that the shortage of tirzepatide, an FDA-approved drug for diabetes and weight loss, had ended when it removed the drug from the agency’s drug shortage list, the Food and Drug Administration tells the Fifth Circuit U.S. Court of Appeals in a Dec. 12 brief, urging the appellate court to uphold a grant of summary judgment.
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December 12, 2025
WICHITA FALLS, Texas — Florida and Texas have sued the U.S. Food and Drug Administration, the U.S. Department of Health and Human Services and their officials in a Texas federal court, alleging that the agencies lacked the legal authority in 2000 to approve mifepristone, one of two drugs used to induce early termination of pregnancy, and also challenging subsequent approvals, including allowing the drug to be mailed.
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December 11, 2025
NEWARK, N.J. — A man who alleges that his use of Dupixent, a prescription medication used for the treatment of asthma and inflammatory skin conditions, caused him to develop cutaneous T-cell lymphoma (CTCL), a rare type of cancer that affects white blood cells called T cells, or T lymphocytes, sued the manufacturers in a New Jersey federal court.
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December 10, 2025
LAS VEGAS — A man failed to allege in his complaint against the manufacturer of an implantable medical device for the heart how the device or the company deviated from requirements set by the U.S. Food and Drug Administration, a Nevada federal judge said in finding that the claims are preempted by federal law.
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December 10, 2025
FORT LAUDERDALE, Fla. — A Florida state judge declared a mistrial after jurors indicated that they could not reach a unanimous verdict after deliberating for weeks in a case brought by Florida hospitals accusing pharmacies of contributing to the opioid crisis through their company policies.
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December 10, 2025
CAMDEN, N.J. — A manufacturer of losartan products has agreed to pay $1,899,000 to settle claims brought against it by consumers and third-party payers (TPPs) who allege in a multidistrict litigation in a New Jersey federal court that the blood pressure medication was contaminated, according to a motion for preliminary approval of the settlement agreement.
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December 09, 2025
WHEELING, W.Va. — A West Virginia federal judge on Dec. 9 scheduled a hearing to consider two motions filed by a pharmacy benefits manager (PBM) facing allegations that its actions contributed to an “oversupply” of prescription opioids throughout West Virginia, asking the court to reconsider and issue an emergency stay of the court’s order that compelled the PBM to release nationwide prescription and remuneration data.
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December 08, 2025
LOS ANGELES — A second amended complaint filed by a woman who alleges that a defective medical device failed during surgery “added allegations to sufficiently rectify” deficiencies identified by a California federal judge in his previous ruling dismissing the complaint, he said in denying manufacturers’ motion to dismiss.
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December 08, 2025
TAMPA, Fla. — A federal magistrate judge recommended that a Florida federal court grant Eli Lilly & Co.’s motion for a default final judgment after finding that a cosmetic weight loss center likely infringed on trademarks held by the company while selling a compounded version of tirzepatide.
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December 04, 2025
CHICAGO — Arguments from Eli Lilly & Co. that the U.S. Supreme Court is likely to decide whether the Seventh Circuit U.S. Court of Appeals erred in affirming a final judgment of $193 million for reporting falsely deflated drug prices to the government were unpersuasive, the Seventh Circuit said in denying Lilly’s motion to stay the court’s mandate.
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December 04, 2025
PENSACOLA, Fla. — The Florida federal judge overseeing the Depo-Provera multidistrict litigation, a group of cases alleging that a long-lasting injectable contraceptive caused women to develop intracranial meningiomas, a type of brain tumor, amended the discovery and briefing order for the five pilot cases, ordering the plaintiffs to disclose their general causation experts by Jan. 1.
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December 04, 2025
Bristol Myers Squibb Co. (BMS) and Sanofi-Aventis US LLC responded to a complaint filed by Texas alleging that the pharmaceutical companies violated state law by falsely marketing the antiplatelet drug Plavix as effective without disclosing a genetic contraindication by petitioning another state court for declaratory and injunctive relief.