{"nct_id":"NCT01115452","title":"Efficacy of Potassium Nitrate Solution in Reducing Dentinal Hypersensitivity","status":"COMPLETED","status_verified_date":"2015-01","start_date":"2009-09","start_date_type":null,"primary_completion_date":"2009-10","primary_completion_date_type":"ACTUAL","completion_date":"2009-10","completion_date_type":"ACTUAL","phases":["PHASE2"],"tickers":["GSK"]}