The lips are scalded and blistered considering the possibility of burns. At this time, if the blisters are small, you can apply topical dermatological lotion or compound Phellodendron jagdeoides, you can choose the cold and wet compress, which can play the effect of cooling the blood, detoxification, but also can play the purpose of astringent, dry, and also in the local application of weak glucocorticoid ointment hydrocortisone acetate ointment. If the blisters are large and have loose walls and thin herpes, a sterile needle can be used to gently puncture the blisters to release the herpes and apply a local anti-inflammatory ointment such as neomycin ointment or compound polymyxin B ointment to prevent infection.