There is no specific treatment for symmetric erythema keratosum. It can be treated by giving oral vitamin A, topical urea ointment or other moisturizing drugs, X-ray irradiation therapy and daily skin care. 1. Oral medication: Vitamin A can be supplemented to maintain the integrity of the skin mucosa. 2. Topical medication: Urea ointment or other moisturizing medication can be used externally. It can keep the skin moist and relieve the symptoms of dry and flaky skin. 3. X-ray irradiation treatment: it can inhibit the reproduction and growth of abnormal cells to achieve the purpose of treatment. This kind of treatment needs to be carried out in specialized hospitals. 4. Enhance skin care: avoid over-cleaning and minimize the use of irritating alkaline detergents to avoid drier skin. For symptomatic erythema keratosum, you can go to the dermatology department of the hospital. The drugs mentioned above need to be used under the guidance of a doctor.