{"nct_id":"NCT01181622","title":"A Safety and Tolerability Study of Denufosol in 2-4 Year Olds","status":"COMPLETED","status_verified_date":"2014-12","start_date":"2010-08","start_date_type":null,"primary_completion_date":"2010-10","primary_completion_date_type":"ACTUAL","completion_date":"2010-10","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["MRK"]}