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Biogen’s Hemophilia drug awaits approval

Biogen Idec Inc., the Weston biotechnology company known for its drugs to treat multiple sclerosis drugs, is seeking US regulatory approval for a long-lasting treatment for hemophilia A, a rare inherited disorder that impairs blood clotting.

Current treatments can require a patient to get three or four injections a week. Biogen Idec’s hope is that a patient would need one or two injections per week.

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