{"nct_id":"NCT00527150","title":"Multiple Dose, Dose Escalation Study of Varenicline Controlled Release Formulation in Adult Smokers","status":"COMPLETED","status_verified_date":"2010-01","start_date":"2007-10","start_date_type":null,"primary_completion_date":"2008-02","primary_completion_date_type":"ACTUAL","completion_date":"2008-02","completion_date_type":"ACTUAL","phases":["PHASE1"],"tickers":["PFE"]}