Overview Safety and Efficacy of Pimavanserin in Adults With Parkinson's Disease and Depression Status: Completed Trial end date: 2019-07-24 Target enrollment: Participant gender: Summary The purpose of this study is to assess the efficacy of pimavanserin for the treatment of depression in adults with Parkinson's disease. Phase: Phase 2 Details Lead Sponsor: ACADIA Pharmaceuticals Inc.Treatments: Pimavanserin