{"nct_id":"NCT05459558","title":"Clinical Study to Investigate the Tooth Stain Removal Efficacy of Two Experimental Toothpastes Compared to a Standard Toothpaste When Used Twice Daily for 8 Weeks","status":"COMPLETED","status_verified_date":"2023-10","start_date":"2022-09-15","start_date_type":"ACTUAL","primary_completion_date":"2022-12-04","primary_completion_date_type":"ACTUAL","completion_date":"2022-12-04","completion_date_type":"ACTUAL","phases":["NA"],"tickers":["HLN"]}