Hemophilia B NewsLatest News On Hemophilia B Hemophilia B: Gene Therapy Shows Promise10/31/2024 6:37 AM FDA Approves Pfizer's Hympavzi for Hemophilia A, B10/11/2024 3:32 PM Hympavzi Approved in Europe for Severe Hemophilia A and B9/20/2024 10:43 AM Hemophilia: Marstacimab Sustains Long-Term Bleeding Decrease6/28/2024 12:16 AM EMA Authorizes Hemophilia B Gene Therapy5/31/2024 10:35 AM FDA Approves Second Gene Therapy for Hemophilia B4/26/2024 9:09 AM