{"nct_id":"NCT00537017","title":"Follow Up Safety Study of SCH 420814 in Subjects With Parkinson's Disease (P05175)","status":"COMPLETED","status_verified_date":"2021-01","start_date":"2007-11-23","start_date_type":"ACTUAL","primary_completion_date":"2009-11-19","primary_completion_date_type":"ACTUAL","completion_date":"2009-11-19","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["MRK"]}