{"nct_id":"NCT01104519","title":"A Study of Niaspan on Endothelium-Dependent and Endothelium-Independent Vascular Reactivity (0000-093)","status":"COMPLETED","status_verified_date":"2015-07","start_date":"2008-03","start_date_type":null,"primary_completion_date":"2008-07","primary_completion_date_type":"ACTUAL","completion_date":"2008-07","completion_date_type":"ACTUAL","phases":["PHASE1"],"tickers":["MRK"]}