{"nct_id":"NCT00395421","title":"Study to Evaluate Drug-drug Interaction Between Valopicitabine and Ribavirin","status":"COMPLETED","status_verified_date":"2010-06","start_date":"2006-10","start_date_type":null,"primary_completion_date":"2008-06","primary_completion_date_type":"ACTUAL","completion_date":"2008-08","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["MRK"]}