Phase 3 Trial of Ultomiris in ALS Patients Stopping for Lack of Efficacy
Alexion Pharmaceuticals is stopping further work on Ultomiris (ravulizumab) — its approved therapy for complement-associated rare blood disorders — as a potential treatment of amyotrophic lateral sclerosis (ALS) based on interim data from the CHAMPION-ALS Phase 3 clinical trial. While top-line results were expected by mid-2022, the study’s independent data…