Randomized, double-blind, placebo-controlled clinical trial on the effects of propolis and chlorhexidine mouthrinses on gingivitis.

Objective: The aim of this study was to compare the effects of typified propolis and chlorhexidine mouthrinses on gingival health in a randomized double-blind placebo-controlled clinical trial.

Material And Methods: Sixty participants were randomized to 3 mouthrinse study groups: 1) 2% typified propolis (n = 20); 2) 0.12% chlorhexidine (n = 20), and 3) placebo (n = 20).