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FDA drug safety warning for avacopan with liver injury cases

April 5, 2026Dr. John Cush

John Cush reports an FDA safety warning for avacopan after dozens of drug-induced liver injury cases and deaths, emphasizing post-market surveillance and risk communication.

FDA has issued a drug safety warning for avacopan (Tavneos), dentifying 76 cases of drug-induced liver injury, including 7 cases of rare vanishing bile duct syndrome (VBDS).
There were 8 deaths
Dr. John Cush
drug safetypharmacovigilancefda

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