Care Chlorhexidine Digluconate 0.2% w/v Antiseptic Mouthwash treats and prevents gum disease. A peppermint mouth wash for the treatment and prevention of gingivitis (gum disease), gum ulceration, oral thrush, denture sores and for maintaining general oral hygiene. Chlorhexidine Digluconate is a disinfectant and antiseptic. It reduces the formation of dental plaque and fights infection in the mouth and upper throat.