Itchy cracks around the anus may be caused by anal fissure, anal eczema and other reasons, need to take topical drugs, glucocorticoids and other treatments. 1. Anal fissure: mainly because of constipation, improper diet and other causes, first of all need to do a good job of anal cleansing, the daily use of 1:5000 potassium permanganate solution for sitz bath treatment, to promote the recovery of wounds; at the same time, you also need to take the Ma Ren soft capsule laxative drugs such as laxative treatment, to avoid defecation caused by aggravation of the condition. If the condition can not be improved after the sitz bath, it is also necessary to use the compound keratocyanate cream, erythromycin ointment and other local smear treatment. 2. Anal eczema: in the cracks at the same time accompanied by itching, it is mostly caused by anal eczema, this kind of patients preferred is the need to stay away from irritating and allergic substances, at the same time the use of intravenous calcium gluconate or sodium thiosulfate for intravenous treatment, during the period of time can be combined with the topical application of clobetasol propionate cream, fluorine easy cream and other glucocorticosteroid treatment. Itchy cracks around the anus need to actively improve the examination to clarify the cause of the disease, and take appropriate treatment for the cause of the disease.