{"nct_id":"NCT00104442","title":"Study of the Effects of Current Drug Treatments on Levels of Certain Brain Chemicals in Alzheimer's Disease","status":"COMPLETED","status_verified_date":"2007-12","start_date":"2003-10","start_date_type":null,"primary_completion_date":null,"primary_completion_date_type":null,"completion_date":"2006-04","completion_date_type":"ACTUAL","phases":["PHASE4"],"tickers":["NVS"]}