28 June 2021 - Catalyst Biosciences today announced the U.S. FDA has granted fast track designation for Marzeptacog alfa (activated), MarzAA, the Company’s subcutaneously administered next-generation engineered coagulation factor VIIa for the treatment of episodic bleeding in subjects with Factor VII deficiency.
Catalyst is currently enrolling patients with factor VIIa deficiency in a Phase 1/2 open-label study. This trial is being conducted in parallel with the ongoing Phase 3 registration trial evaluating MarzAA for the treatment of episodic bleeds in patients with haemophilia A or B with inhibitors.