{"nct_id":"NCT00109135","title":"A Study to Investigate a Research Drug as an Aid for Smoking Cessation in Chronic Cigarette Smokers (0364-007)","status":"COMPLETED","status_verified_date":"2015-09","start_date":"2005-01","start_date_type":null,"primary_completion_date":"2005-06","primary_completion_date_type":"ACTUAL","completion_date":"2005-06","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["MRK"]}