Published 10 days ago • loading... • Updated 10 days agoShow Less IconAmgen Fights to Keep Avacopan on Market Amid Growing Concerns Summary by MedscapeNEJM’s retraction of the key avacopan paper reflects concerns about data used for approval of this autoimmune disease drug, which has been linked to liver injury. Medscape Medical NewsShare menu1 Articles1 ArticlesAllLeftCenterRightSearch IconSort IconMedscapeFactualityOwnershipAmgen Fights to Keep Avacopan on Market Amid Growing ConcernsNEJM’s retraction of the key avacopan paper reflects concerns about data used for approval of this autoimmune disease drug, which has been linked to liver injury. Medscape Medical News10 days ago·United StatesRead Full ArticleThink freely.Subscribe and get full access to Ground NewsSubscriptions start at $9.99/yearSubscribeBlindspot Title And LogoStories disproportionately reported by the Left or the RightSee More BlindspotsCoverage DetailsTotal News Sources1Leaning Left0Leaning Right0Center0Last Updated9 days agoBias DistributionNo sources with tracked biases.Bias Distribution Too Big Arrow IconToo Big Arrow IconCaret Up IconThere is no tracked Bias information for the sources covering this story.Untracked biasFactuality Info IconTo view factuality data please Upgrade to PremiumOwnership Info IconTo view ownership data please Upgrade to VantageMedscape broke the news in United States 10 days ago on Friday, July 3, 2026.Too Big Arrow IconCaret Down IconSources are mostly out of (0)Similar News TopicsAmgen Plus IconShow AllBlindspot Title And LogoStories disproportionately reported by the Left or the RightSee More BlindspotsSimilar News TopicsAmgen Plus IconShow All