Eight years and $800M after accelerated approval, Gilead withdraws drug in 2 blood cancers January 21, 2022 San Francisco Biotechnology Network News News Comments Off on Eight years and $800M after accelerated approval, Gilead withdraws drug in 2 blood cancers Gilead never completed studies to confirm the drug's safety and efficacy, saying competition against another Bay Area-developed drug and others made doing so difficult. Click to view original post