{"nct_id":"NCT00832052","title":"A Study to Evaluate Safety, Tolerability, Plasma Drug Levels, and Cognitive Response Following Multiple Doses of a Drug in Healthy Elderly Participants.","status":"COMPLETED","status_verified_date":"2009-06","start_date":"2009-01","start_date_type":null,"primary_completion_date":"2009-05","primary_completion_date_type":"ACTUAL","completion_date":"2009-05","completion_date_type":"ACTUAL","phases":["PHASE1"],"tickers":["PFE"]}