First, treatment 1, active treatment of systemic diseases 2, general treatment: avoid alcohol, spicy stimulation, correct constipation diarrhea, avoid hot water washing, scratching and friction to stop itching, do not apply alkaline soap cleaning. 3, the external use of skin easy ointment, vincristine cream, etc., can stop itching not necessarily cure 4, local closure 5, surgical treatment 2, prevention 1, timely treatment of systemic and local diseases that can cause anal pruritus 2, avoid eating irritating and allergic food 3, underwear to cotton, not too tight and hard, after the stool warm water to wash the anus, keep fresh and clean 4, avoid scratching stimulation