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Abstract

Oral infections, such as gingivitis, periodontitis, and dental caries, are common conditions affecting millions worldwide. Antibacterial mouthwashes are widely used for oral hygiene, but their effectiveness in preventing oral infections remains debated. This study aims to evaluate the efficacy of various antibacterial mouthwashes in preventing oral infections, focusing on their antimicrobial activity, reduction in plaque, and gingival inflammation. A randomized controlled trial was conducted over 6 weeks, involving 100 participants who were assigned to different mouthwash groups, including Chlorhexidine, Listerine, and a placebo. Microbial cultures, plaque index, and gingival health assessments were measured at baseline and after the intervention. The results showed a significant reduction in plaque and gingival inflammation in participants using Chlorhexidine and Listerine compared to the placebo. However, Chlorhexidine exhibited a stronger antibacterial effect. The study concludes that antibacterial mouthwashes, particularly