Sunburned skin redness and swelling that is solar dermatitis, can be general, cold compresses, drugs and other methods of treatment. 1. general treatment: should promptly go to a cool, sheltered place, avoid further contact or sun exposure again, so as not to cause damage or secondary infection, avoid scratching the affected area, to prevent breakage aggravate the condition. 2. cold compresses: you can use ice bags or cold towels to cold compresses, to a certain extent, can promote the sun’s skin redness and swelling. 2. cold compresses: you can use ice packs or cold towels on the affected area for cold compresses, to a certain extent, can promote the contraction of local capillaries, and effectively alleviate the symptoms of redness and swelling of the skin after sun exposure. 3. Drugs: generally can be used externally glycerine lotion and (or) glucocorticoids, severe cases can be used 3% boric acid solution wet compresses. Those with systemic symptoms can take oral antihistamines, vitamin C, and in severe cases, glucocorticoids can be applied systematically. When the body appears uncomfortable symptoms, it is recommended to go to the hospital for examination in a timely manner, under the guidance of professional physicians for targeted treatment, so as not to aggravate the skin lesions.