European Commission approves Pfizer's HYMPAVZI for hemophilia with inhibitors

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European Commission Approves Pfizer’s HYMPAVZI for the Treatment of Adults and Adolescents with Hemophilia A or B With Inhibitors

May 13, 2026 6:45 AM EDT

Approval in patients ages 12 and older based on Phase 3 data demonstrating superior bleed reduction to on-demand therapy, with continued benefit observed in open-label extension study HYMPAVZI is the only once-weekly subcutaneous treatment approved in the EU for both people living with hemophilia A or B, with or without inhibitors

NEW YORK--(BUSINESS WIRE)-- Pfizer Inc. (NYSE: PFE) today announced that the European Commission (EC) has granted marketing authorization to expand the approved indication for HYMPAVZI® (marstacimab) to include patients 12 years of age and older... More