Fixed-Dose Trial in Early Parkinson's Disease (PD)

Completed · Phase 3 · Has a placebo group

Conditions studied: Parkinson Disease

In brief

The purpose of this study is to evaluate the clinical efficacy, safety and pharmacokinetics (PK) of 2 fixed doses of tavapadon and placebo in participants with early PD.

Key facts

Study ID

NCT04201093

Run by

AbbVie

People needed

529

Starts

2019-12-13

Expected to finish

2024-06-28

Last updated by the study team

2025-07-28

Who can join

Age: 40 and older, up to 80. Sex: any. Healthy volunteers: not accepted.

Where it is running

• Little Rock, Arkansas — Little Rock, Arkansas, United States
• Fountain Valley, California — Fountain Valley, California, United States
• Los Angeles, California — Los Angeles, California, United States
• Pasadena, California — Pasadena, California, United States
• Englewood, Colorado — Englewood, Colorado, United States
• Adventura, Florida — Adventura, Florida, United States
• Boca Raton, Florida — Boca Raton, Florida, United States
• Tampa, Florida — Tampa, Florida, United States
• Augusta, Georgia — Augusta, Georgia, United States
• Savannah, Georgia — Savannah, Georgia, United States
• Chicago, Illinois — Chicago, Illinois, United States
• Kansas City, Kansas — Kansas City, Kansas, United States
• Scarborough, Maine — Scarborough, Maine, United States
• Boston, Massachusetts — Boston, Massachusetts, United States
• East Lansing, Michigan — East Lansing, Michigan, United States
• Las Vegas, Nevada — Las Vegas, Nevada, United States
• Asheville, North Carolina — Asheville, North Carolina, United States
• Durham, North Carolina — Durham, North Carolina, United States
• Columbus, Ohio — Columbus, Ohio, United States
• Toledo, Ohio — Toledo, Ohio, United States
• Philadelphia, Pennsylvania — Philadelphia, Pennsylvania, United States
• Georgetown, Texas — Georgetown, Texas, United States
• Houston, Texas — Houston, Texas, United States
• Lubbock, Texas — Lubbock, Texas, United States
• Birmingham, Alabama — Birmingham, Alabama, United States

Full record on ClinicalTrials.gov

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