Dermatitis is an inflammation of the skin due to various causes, including infectious dermatitis and non-infectious dermatitis. Infectious dermatitis can be given topical antibiotic ointment or antiviral ointment, etc., depending on the infectious agent. Non-infectious dermatitis is most common in eczema. Eczema patients can be treated with symptom-relieving ointments, glucocorticoid creams, calcineurin inhibitors, etc., if the lesions are not oozing or erosive. 1. Symptom-relieving ointment: common such as zinc oxide ointment, clinically used in the treatment of acute eczema with oozing tendency of skin lesions, subacute eczema without oozing skin lesions, prickly heat and other diseases. Occasionally, burning sensation of the skin at the site of application, etc.. It is forbidden for those who are allergic to the components of the drug. 2. Glucocorticoid cream: commonly used drugs are compound dexamethasone cream, hydrocortisone cream, Haxinaid ointment and so on. Occasionally, irritation, such as burning sensation, can be seen at the site of application. Allergic to the ingredients of the ointment is prohibited. 3. Calcium neural phosphatase inhibitors: commonly used drugs include tacrolimus ointment, pimecrolimus cream and so on. Local irritation, such as burning sensation, itching, etc., can be seen after the use of the drug. Allergic to the ingredients of the ointment is prohibited. It is recommended that patients go to the dermatology department of the regular hospital in time for examination, after a clear diagnosis, according to the cause of the disease and follow the doctor’s instructions to use medication, to avoid abusing the drug, so as not to cause adverse reactions.