Local anal itching is related to perianal eczema, hemorrhoids, anal fissure, bacterial infection, inflammation, local humidity, irritation, etc., and it is also easy to cause local secretion, redness, pain, stool bleeding, perianal flesh lumps, etc. You can go to the hospital's anorectal department for medical examination to clearly diagnose perianal eczema, hemorrhoids, anal fissure, etc. You can use potassium permanganate hip bath to wash, Use Ma Yinglong hemorrhoid ointment for external treatment, and take hemorrhoid anti-inflammatory tablets, Huaijiao pills and other drugs at the same time. Use the drugs under the guidance of the doctor. Pay attention not to drink, eat spicy food, change underwear frequently, maintain local dryness and hygiene, develop good bowel habits, and keep the stool smooth, which is conducive to recovery and prevention of recurrence.