Schizophrenia Trial Failure Ends Acadia’s Efforts to Expand Use of Its Flagship Drug
With pimavanserin's Phase 3 failure in schizophrenia, Acadia Pharmaceuticals said it will no longer run clinical trials for the drug, whose lone approval is for treating psychosis from Parkinson's disease. The FDA previously rebuffed regulatory submissions for the drug in dementia and Alzheimer’s disease.