Damage to the epidermis of the skin may be due to abrasions, sun exposure, allergies and other reasons, need to take general measures for specific causes, medication and other ways to repair. 1. Abrasion: patients need to use saline to clean the abraded skin, remove the surface dirt, and then use iodine povidone to disinfect the wound, and let it dry naturally, if necessary, can follow the doctor’s instructions to apply erythromycin ointment, mupirocin ointment and other antibiotic drugs, to prevent infections, and at the same time, need to use the band-aid or aseptic dressings. 2. Sun exposure: patients can use ice packs on the local ice packs, to help reduce burning pain and other discomforts. At the same time, need to follow the doctor’s instructions for external hydrocortisone ointment and other glucocorticoid drugs, as well as 3% boric acid lotion and other antiseptic drugs for rinsing or wet compresses. 3. Allergy: patients need to avoid re-exposure to allergens, good personal protection. At the same time need to follow the doctor’s advice to apply glycerine lotion, and coal tar, black bean distillate oil and other keratin contributing agent, containing vitamin E ointment, growth factors and other drugs to repair the skin barrier. The causes of skin epidermal damage are many, patients need to go to the regular hospital to consult the doctor to clarify the specific causes before treatment.