The child’s lip is cracked and swollen can be used externally with anti-inflammatory drugs according to the severity of the wound. If the wound is serious and needs to be cleaned and stitched up, it is recommended to consult a doctor in time and disinfect the wound under the doctor’s guidance. 1. Light wounds: If the child’s lip is broken, the wound is small, bleeding is not much, and the teeth are not loose, the wound can be disinfected with saline, iodophor, and alcohol wipes. Mouthwash can be used to clean up the wound to avoid bacteria and foreign matter remaining in the mouth, and the wound can also be sprayed with healing liquid to promote wound healing. 2. Serious wounds: If the child’s lip is broken and the wound is deep, large and bleeding, the child should be taken to the relevant medical institutions or clinics immediately for debridement and suturing. At the same time, check whether the teeth are loose. After the child’s lip is cracked and swollen, different treatments can be taken according to the severity of the wound. After treatment, you should pay attention to your child’s daily diet, prohibit cold, spicy and irritating food to avoid affecting wound healing, and prohibit hard food to avoid secondary trauma caused by friction.