Why does diarrhea hurt my rectum?

Combination of chemical and mechanical irritation – digestive enzymes, water, and toilet tissue in greater frequency than usual.

Continue taking in fluids, avoiding alcohol, sugary beverages and acidic juices, and try an over-the-counter medicine like Immodium.

Using a baby wipe soaked in a little 50% witch hazel can help with the burning.

Vasoline for the skin irritation around anus.