US FDA approves BioMarin's gene therapy for hemophilia A

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Key Points

June 29 (Reuters) - The U.S. Food and Drug Administration on Thursday approved BioMarin Pharmaceutical's (BMRN.O) gene therapy for hemophilia A, the company said, giving patients with the inherited bleeding disorder an option to reduce regular blood infusions...

BioMarin's gene therapy, which would be the first for hemophilia A, is a potentially one-time treatment that would enable patients to forego or reduce infusions of factor proteins into their bloodstream several times a week for life...

Roctavian, which is manufactured at the company's facility in Novato, California, works by delivering a functional copy of the missing gene that would help hemophilia A patients make a blood-clotting protein known as factor VIII...

The company said on Thursday it expects about 2,500 of around 6,500 adults living with severe hemophilia A in the United States to be eligible to receive Roctavian with this initial approval...