Red face after sun exposure may have solar dermatitis, can be relieved by general care, topical medications, oral medications. 1. General care: need to immediately get out of the ultraviolet environment, the acute stage can use 3% boric acid solution or saline cold wet compresses to reduce the local skin temperature, to avoid aggravation of the condition. Daily sun protection, such as going out to apply sunscreen, wear sunscreen clothing and hats. 2. Topical medication: glycerite lotion can be used externally; redness, swelling, heat and pain symptoms are more serious can be applied hormone cream such as dexamethasone ointment; flaky lesions can be used externally with lubricating creams such as urea cream; pain can be used externally with non-steroidal anti-inflammatory drugs, such as diclofenac cream. 3. Oral medication: if there is redness, swelling and allergy, you can use anti-allergy drugs such as loratadine; severe pain can be applied to non-steroidal anti-inflammatory drugs, such as diclofenac sodium extended-release tablets. After exposure to the sun after the red face is recommended to consult a doctor in time, under the guidance of the doctor to carry out targeted treatment, to avoid delays in the condition. Drugs should be used in accordance with medical advice.