Overview Pimavanserin for Sleep in Parkinson Disease Status: Not yet recruiting Trial end date: 2024-09-01 Target enrollment: Participant gender: Summary This pilot, self-control study is for patients with Parkinson's Disease (PD) psychosis (e.g., visual hallucinations, delusions) and sleep problems. Phase: Early Phase 1 Details Lead Sponsor: State University of New York - Downstate Medical CenterCollaborator: ACADIA Pharmaceuticals Inc.Treatments: Pimavanserin