Sitz baths for perianal eczema usually work. Sitz baths are used to relieve symptoms by applying diluted potassium permanganate to the patient’s perianal area to sterilize and relieve itching. Steam can also be applied to the perianal area to improve blood circulation. Remember that potassium permanganate should not be used in excess, as it can cause burns to the skin in the perianal area, and should be used under medical supervision. Perianal eczema sitz bath, commonly used 1:5000 potassium permanganate solution sitz bath, the temperature in 36-40 ℃ or so. 2 times a day, a 10-15 minutes, required after defecation and bedtime sitz bath, can play a role in cleaning perianal hygiene, promote local blood circulation, anti-inflammatory and anti-itching, relieve perianal discomfort symptoms. Perianal eczema can also be treated with loratadine tablets, cetirizine tablets and other medications, which are used to treat urticaria, itchy skin and other symptoms, but these drugs may interact with other drugs, patients should be used under the guidance of a doctor. Allergic to these drugs should not be used. It is recommended that patients with perianal eczema avoid scratching and hot water, while keeping the anus clean, eating a light diet and avoiding stimulating foods, and if necessary, timely consultation, standardized treatment under the guidance of a professional doctor.