Genentech's Ocrelizumab Met Primary Endpoint in People With PPMS in Large Phase III Study

Genentech, a member of the Roche Group

, today announced positive results from a pivotal Phase III study that evaluated the investigational medicine ocrelizumab in people with primary progressive multiple sclerosis (PPMS). The study (called ORATORIO) met its primary endpoint, showing treatment with ocrelizumab significantly reduced the progression of clinical disability sustained for at least 12 weeks compared with placebo, as measured by the Expanded Disability Status Scale (EDSS). Overall, the incidence of adverse events associated with ocrelizumab was similar to placebo; the most common adverse events were mild-to-moderate infusion-related reactions. The incidence of serious adverse events associated with ocrelizumab, including serious infections, was also