Breakthrough Therapy Designation for Efanesoctocog Alfa

 

FDA has granted breakthrough therapy designation to Sanofi’s efanesoctocog alfa to treat people with hemophilia A. A company statement says efanesoctocog alfa is the first factor VIII therapy to receive the designation. Sanofi says the designation was based on the XTEND-1 Phase 3 study that demonstrated a clinically meaningful prevention of bleeds and superiority in preventing bleeding episodes compared to prior prophylaxis factor treatment.

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