Find patient medical information for Chlorhexidine oral rinse (Peridex, PerioGard, and others) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user... Chlorhexidine gluconate is a germicidal mouthwash that reduces bacteria in the mouth and treats gingivitis. Learn about its uses, side effects, warnings, dosage, and interactions from Drugs.com. The duration of use of Tata 1mg Chlorhexidine Gluconate ,Sodium Fluoride & Zinc Chloride Mouth Wash Spearmint Sugar Free will depend on the condition it is being prescribed for. If you are using it for gum disease (gingivitis) it may be used for a month. If being used for mouth ulcers and thrush, this mouthwash may be used till 2 days after the symptoms are relieved. Chlorhexidine mouthwash uses prevent plaque buildup and reduce the risk of gingivitis by targeting harmful bacteria in the mouth. Chlorhexidine mouthwash uses reduce bad breath by controlling bacterial growth and promoting fresh breath.