It is very difficult for the skin to repair itself normally in a short period of time when it is left alone after a moderate sunburn, so it is important to deal with a moderate sunburn in a number of ways, including intensive care and medication. Sunburn is also called solar dermatitis. Moderate solar dermatitis patients will generally be manifested in the sun-exposed parts of the skin pain, swelling and small blisters, not timely treatment, the pain can last up to a few days, some of the blisters rupture may lead to localized vesiculation, and may even be secondary to infection. 1. Strengthen skin care: after moderate sunburn, first of all, keep the skin clean, pay attention to good sunscreen treatment to avoid re-injury. 2. medication: if the pain is more serious, you can use some topical pain relieving drugs to relieve the symptoms, such as lincomycin lidocaine gel. When there is erosion and signs of infection, you can disinfect the skin with iodine solution, and at the same time give topical mupirocin cream and oral amoxicillin capsules for anti-infection treatment. Due to the different physique of individuals, the recovery time of the skin may also vary to some extent, and the specific situation needs to be analyzed by the doctor in conjunction with your own situation. The medication should be used according to the doctor’s prescription.