This study investigates sleep problems in people with Parkinson's Disease (PD) who also experience psychosis, such as seeing things that aren't there or having false beliefs. The purpose is to see if an investigational medication can improve sleep quality. Participants will be in the study for a total duration that is not specified in the provided information.
Participants will first complete a Screening Visit to check if they can join the study. The study will involve using an investigational medication to see if it helps with sleep issues related to Parkinson's Disease. Participants will be observed for changes in their sleep patterns and any improvements in their symptoms.
- Who can participate: Adults aged 40 to 85 with idiopathic Parkinson's Disease and a history of hallucinations or delusions can participate. They must have stable Parkinson's Disease medication for at least 30 days prior to joining.
- Study details: Participants will take an investigational medication to see if it helps with sleep problems.