{"nct_id":"NCT01582308","title":"A Study Comparing the Pharmacokinetic and Pharmacodynamic Profiles for Sitagliptin, Saxagliptin and Vildagliptin in Participants With Type 2 Diabetes Mellitus (T2DM) (MK-0431-142)","status":"COMPLETED","status_verified_date":"2017-04","start_date":"2012-06-21","start_date_type":"ACTUAL","primary_completion_date":"2012-12-04","primary_completion_date_type":"ACTUAL","completion_date":"2012-12-14","completion_date_type":"ACTUAL","phases":["PHASE1"],"tickers":["MRK"]}