Zinc oxide ointment can be applied if there is an indication for the use of medication in the anus, as prescribed by the doctor. Zinc oxide ointment has the function of protecting, weakly astringent, moisturizing, absorbing and drying to the skin, and is suitable for the treatment of mild and small skin ulcers, acute or subacute dermatitis, prickly heat and eczema. Therefore, if the above indications for the use of the drug are present at the anus, then the drug can be used for treatment. The drug should be contraindicated in people who are allergic to the product, and contact with the eyes, mouth, nose and other mucous membranes should be avoided when using the drug. Allergic reactions occasionally occur during the use of the drug, if the burning sensation, redness, swelling and other discomfort at the site of the drug should be discontinued and washed off the local drug. The specific use of zinc oxide ointment should be carried out under the guidance of a specialist, and should not be used without authorization.