A Study to Determine if BHV-8000 is Effective, Safe and Tolerable as a Treatment for Adults Living With Early Parkinson's Disease

This study is testing BHV-8000, a new oral drug, to see if it slows the progression of early-stage Parkinson's disease in people who were recently diagnosed. **You may be eligible if...** - You are between 40 and 85 years old - You have been diagnosed with idiopathic (no known cause) Parkinson's disease within the past 2 years - Your diagnosis meets the Movement Disorder Society clinical criteria for "Probable PD" **You may NOT be eligible if...** - You have a form of Parkinsonism that is not classic Parkinson's disease (e.g., progressive supranuclear palsy, multiple system atrophy, drug-induced parkinsonism, essential tremor) - You have a significant cognitive decline or dementia - You have serious heart, liver, or kidney conditions - You are already enrolled in another clinical trial for Parkinson's disease Talk to your doctor to see if this trial is right for you.