The pain in the buttocks of diarrhea is generally due to the inflammatory reaction caused by repeated diarrhea and stimulation of the perianal skin. You can keep the perianal skin clean and dry by cleaning the skin regularly, and you can also use drugs for anti-inflammatory treatment when the pain is serious. 1, hygiene and cleanliness: you need to pay attention to keeping the perianal skin clean and dry when you have buttocks pain, you can use water or light salt water for cleaning to avoid the swelling and pain of the perianal skin; 2, diet regulation: you should pay attention to a light diet after diarrhea, avoid eating Spicy, greasy and other stimulating food. Avoid stimulating the perianal skin with increased diarrhea, resulting in increased pain; 3. diarrhea symptoms to avoid inducing butt pain. If the pain around the anus is obvious and breaks down, you need to go to the hospital in time to avoid infection.