If the symptoms are mild, you can use antibiotic ointment to treat the infection. If the symptoms are serious, it is recommended to go to the hospital. The mouth by the role of external forces led to broken skin, if there is no bleeding, it is recommended to do a good job of local cleanup. Antibiotic ointments, such as erythromycin ointment and mupirocin ointment, can be given in conjunction with the doctor’s advice and applied to the wound area, which has anti-inflammatory effects and can promote skin healing. In order to avoid the occurrence of infection, but also with the doctor’s advice, given oral anti-infection drugs such as cephalosporin, amoxicillin, erythromycin, can prevent infection can also reduce the patient’s condition. Mouth abrasion skin, it is recommended to pay attention to, good local care, if necessary, go to the hospital, ask the doctor to deal with.