Change the dressing at least daily or whenever it becomes wet or dirty. Care should be taken to keep the feet as clean as possible at all times. Use soap and water for cleansing. If you're allergic to the adhesive used in most bandages, switch to adhesive-free dressings or sterile gauze and paper tape. These supplies are generally available at pharmacies. A tetanus booster shot is recommended for anyone who has not had one in the last 8-10 years. See your healthcare worker. Follow-up with regular healthcare worker.