Pfizer Inc.’s efforts to launch a gene therapy for Duchenne muscular dystrophy (DMD) have hit a significant setback as its Phase III study of fordadistrogene movaparvovec failed, an outcome that could strengthen the case for Sarepta Therapeutics, Inc.’s gene therapy Elevidys (delandistrogene moxeparvovec-rokl).
The drug maker said 12 June that the Phase III CIFFREO trial did not meet its primary endpoint of improvement...








