Amgen Tells 4th Circ. No Point In Keeping CareFirst Suit Alive

By Aneeta Mathur-Ashton ( September 8, 2026, 10:02 PM EDT) -- Amgen urged the Fourth Circuit to overrule a Virginia federal judge's refusal to dismiss CareFirst's lawsuit accusing it of unlawfully delaying biosimilar competition for Enbrel, arguing that the health insurer's alleged injury was actually caused by court orders enforcing Amgen's patents....

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