{"nct_id":"NCT00934466","title":"Study of the Effect of Single Doses of MK2637 and Dextromethorphan on Cerebral Cortex Excitability (2637-008)","status":"COMPLETED","status_verified_date":"2015-06","start_date":"2009-07","start_date_type":null,"primary_completion_date":"2009-12","primary_completion_date_type":"ACTUAL","completion_date":"2009-12","completion_date_type":"ACTUAL","phases":["PHASE1"],"tickers":["MRK"]}