The lower lip is broken, which may be caused by trauma, dry mouth, excessive internal heat and other factors and needs symptomatic treatment. Details are as follows:

1. Trauma: If the lower lip is broken due to trauma, the infection should be prevented first. If the lip wound is not deep and bleeding is not much, you can disinfect it with iodophor first, or you can use cefaclor, erythromycin, amikacin and other drugs under the guidance of a doctor to prevent wound infection; If the lip wound is deep and there is more bleeding, the patient should go to the hospital for debridement in time.

2. Dry lips: If the lower lip is broken due to dry lips, the patient can apply sesame oil appropriately to make the lips moist. Sesame oil has the functions of diminishing inflammation and promoting wound healing. Pay attention to drink plenty of water and keep your lips moist.

3. Getting angry: If getting angry leads to the rupture of the lower lip, the patient can take some drugs to reduce the fire under the guidance of a doctor, such as Radix Isatidis, Flos Lonicerae, Rhizoma Coptidis, Herba Houttuyniae, etc. Can promote the healing of lip wounds.