AstraZeneca pulls Imfinzi in bladder cancer, nearly one year after Phase 3 miss Posted on February 22, 2021 by Nile AstraZeneca is withdrawing U.S. marketing of Imfinzi in bladder cancer after the drug failed a study required as a condition of its 2017 accelerated approval. The drug’s other approvals in lung cancer are not affected. Share this:TwitterFacebookLike this:Like Loading...