{"nct_id":"NCT05348785","title":"A Study to Learn About the Safety of BIIB122 Tablets and Whether They Can Slow the Worsening of Early-Stage Parkinson's Disease in Adults Between the Ages of 30 and 80","status":"ACTIVE_NOT_RECRUITING","status_verified_date":"2025-09","start_date":"2022-04-19","start_date_type":"ACTUAL","primary_completion_date":"2025-12-01","primary_completion_date_type":"ESTIMATED","completion_date":"2025-12-15","completion_date_type":"ESTIMATED","phases":["PHASE2"],"tickers":["BIIB"]}