Efficacy and Safety of Fenebrutinib vs Ocrelizumab in Primary Progressive Multiple Sclerosis: Primary Results of the Phase III FENtrepid Study Posted byRachelle Ramirez June 24, 2026June 24, 2026 Leave a comment on Efficacy and Safety of Fenebrutinib vs Ocrelizumab in Primary Progressive Multiple Sclerosis: Primary Results of the Phase III FENtrepid Study Jacqueline Ann Nicholas, MD, MPH