Itchy white moist anus may be due to perianal eczema, hemorrhoids, anal fistula and other diseases, it is recommended that patients according to their own condition and under the guidance of the doctor for medication. 1. Perianal eczema: If the patient is due to perianal eczema caused by anal itching white moist, it is recommended to use zinc oxide ointment under the guidance of a doctor to relieve the treatment, the main ingredient in the drug is zinc oxide, which can play a role in relieving the itching, astringent moisturizing effect. 2. hemorrhoids: patients if the anal itching caused by hemorrhoids white moist, can be used under the guidance of a doctor to alleviate the treatment of compound keratine acid ester cream and other drugs, the main ingredients in the drug for titanium dioxide, keratine acid lipids, zinc oxide, etc., can play a role in relieving the pain, itching effect. 3. anal fistula: patients who are due to anal fistula caused by anal itching white moist, can be used under the guidance of the doctor fusidic acid cream, mupirocin ointment and other drugs to alleviate the treatment, but usually can only alleviate the symptoms, can not remove the cause of the disease, it is recommended that the patient should go to the hospital for surgical treatment. The above symptoms, the patient should be under the guidance of the physician combined with their own condition and then do the relevant treatment, not blindly use their own medication, so as not to cause other adverse reactions.