Pruritis. Use Parasites Enterobiasis, and see Parasites General program.AnusEncyclopedia Entry for Anal Itching :Anal itching - self-care. Anal itching may be caused by: Spicy foods, caffeine, alcohol, and other irritating foods and beverages Scents or dyes in toilet paper or soap Diarrhea Hemorrhoids , which are swollen veins in or around your anus Sexually transmitted infections (STIs) Taking antibiotics Yeast infections Parasites, such as pinworms , which more commonly occur in children.To treat anal itching at home, you should keep the area as clean and dry as possible. Clean the anus gently after bowel movements, without scrubbing. Use a squeeze bottle of water, unscented baby wipes, a wet washcloth, or wet unscented toilet paper. Avoid soaps with dyes or fragrances. Pat dry with a clean, soft towel or unscented toilet paper. Do not rub the area. Try over-the-counter creams, ointments, or gels with hydrocortisone or zinc oxide, made to soothe anal itching. Be sure to follow the directions for use on the package. Wear loose clothing and cotton underwear to help keep the area dry. Try not to scratch the area. This can cause swelling and irritation, and make itching worse. Avoid foods and beverages that can cause loose stools or irritate the skin around the anus. This includes spicy foods, caffeine, and alcohol. Use fiber supplements, if needed, to help you have regular bowel movements.Call your health care provider if you have: A rash or lump in or around the anus Bleeding or discharge from the anus Fever Also, call your provider if self-care does not help within 2 or 3 weeks.Pruritus ani - self-care.Abdelnaby A, Downs JM. Diseases of the anorectum.