Cracked lips on fire may be caused by solid heat, false fire and other factors, usually can be taken to general treatment, medication and other ways. 1. General treatment: Usually for patients with dry and cracked lips caused by solid heat or deficiency fire, they should pay attention to avoiding spicy and stimulating foods in daily life, avoiding staying up all night, and ensuring sufficient rest. 2. Medication: We can use the prescriptions of Qinggong San and Maimendong Tang to treat the symptoms. (1) Stomach-cleansing powder consists of Radix Rehmanniae Praeparata, Radix Angelicae Sinensis, Rhizoma Mudanensis, Rhizoma Coptidis, and Rhizoma Asiatica, which can be used to clear the stomach and cool the blood (eliminating gastric heat and cooling blood heat, preventing and controlling hemorrhage), and it is suitable for stomach fire and toothache. (2) Maimendong Tang is composed of Maimendong, Semixia and other medicines, which can nourish the lungs and stomach and lower the rebelliousness of the qi, and can be used for the symptoms of gastric yin insufficiency (insufficient yin fluid in the stomach), and can be used to alleviate the symptoms of dry and cracked lips caused by gastric yin insufficiency. It is recommended that patients use the drug under the guidance of a professional doctor, not blindly, so as not to cause adverse effects.