{"nct_id":"NCT01577459","title":"A Phase 1 Crossover Study of Blood Pressure and Heart Rate Response","status":"COMPLETED","status_verified_date":"2018-08","start_date":"2012-04-23","start_date_type":"ACTUAL","primary_completion_date":"2012-06-15","primary_completion_date_type":"ACTUAL","completion_date":"2012-06-15","completion_date_type":"ACTUAL","phases":["PHASE1"],"tickers":["MRK"]}