FDA Approves Pfizer's Second Hemophilia Drug With Six Months

On Friday, the FDA approved Pfizer Inc’s (NYSE:PFE) Hympavzi (marstacimab-hncq) for routine prophylaxis to prevent or reduce the frequency of bleeding episodes in adults and pediatric patients with hemophilia A (congenital factor VIII deficiency), or hemophilia B (congenital factor IX deficiency).

Hympavzi is the first and only anti-tissue factor pathway inhibitor (anti-TFPI) approved in the U.S. for hemophilia A or B and the first hemophilia medicine approved in the U.S. to be administered via a pre-filled, auto-injector pen.

Hympavzi can offer a subcutaneous treatment option with a once-weekly dosing schedule and minimal preparation required for each individual administration.

Hemophilia is a family of rare genetic blood diseases caused by a clotting factor deficiency (FVIII in hemophilia A, FIX ...