Treatment Relies on the cause of the fistula, wherever it is, And exactly how negative it is. Some fistulas will near on their own. Occasionally, you may have antibiotics and/or operation. Use topical treatments. Apply a hemorrhoid product or suppository that contains hydrocortisone which you can buy with no prescription. https://24by7directory.com/listings13565347/umbilical-hernia-treatment-no-further-a-mystery