July 30, 2026
Health plans and pharmacies backed by Cigna are asking the Second Circuit to revive a proposed class action alleging Bristol-Myers Squibb Co. and its Celgene subsidiary fraudulently obtained patents, filed sham lawsuits and paid off generic-drug makers to maintain a monopoly on the blockbuster blood cancer drug Pomalyst.
June 25, 2025
Cigna has launched an antitrust suit in New York federal court accusing Bristol-Myers Squibb Co. and its Celgene subsidiary of fraudulently obtaining patents, filing sham litigation and paying off generic-drug makers to maintain a monopoly on their blockbuster blood-cancer drug Pomalyst.