If you have itching in the anal area, you can use potassium permanganate lotion for cleaning. Potassium permanganate lotion is a topical drug specifically for the treatment of perianal diseases and has a good antiseptic and antipruritic effect, as well as a certain relief for the redness, swelling and pain around the anus. The causes of itching around the anus are mainly hemorrhoids, perianal abscesses, perianal eczema and other anal lesions. Potassium permanganate lotion has a good bactericidal function and is best used in the form of sitz baths, 1-2 times a day, with each sitz bath lasting about 20-30 minutes. Potassium permanganate lotion can only play a role in cleaning the anus and relieving itching to a certain extent, but if the long-term symptoms do not improve, other drugs or even surgery should be used to cure the root cause.