Chlorhexidine Gluconate Antiseptic Mouthwash Peppermint 6 Pack is an antibacterial mouthwash and works by reducing the amount ofbacteria in the mouth. Chlorhexidine is used as an aid in the treatment and prevention of gingivitis, the maintainance of oral hygiene and inhibition of dental plaque formation. Aid for preventing build-up of plaque on the teeth and maintaining oral hygiene. Prevention and treatment of gum disease (gingivitis).Promoting gum healing after dental surgery. Management of mouth ulcers (apthous ulcers).Management of inflammation of the lining of the mouth due to irritation from dentures. Please note that results may vary.