A clinical trial of the efficacy of a cetylpyridinium chloride‐based mouth wash*: 1. Effect on plaque accumulation and gingival condition

Abstract
A commercially avaiblable mouthwash, containing 0.05 per cent w/v cetylpyridinium chloride, reduced dental plaque accumulation by 30 per cent in a clinical trial when used briefly, three times a day, after meals.