The use of traditional Chinese medicine for the treatment of duodenal ulcer needs to be based on the identification of the type of choice, commonly used drugs are Chai Hu Shu Hepatosan, Astragalus Jianzhong Tang, Yi Gastric Tang, Zuo Jin Wan and so on. 1. Chai Hu Shu Hepatosan has the effect of dispersing the liver and regulating qi, and it can also activate blood circulation and relieve pain, which can be used for treating duodenal ulcer with liver and stomach disharmony, with specific symptoms such as gastric distension and pain in the epigastric region, pain in the two hypochondriums and belching (hiccups) and sourness. 2. Astragalus Jianzhong Tang has the effect of warming the middle and dispersing the cold (with medicine to warm the spleen and stomach to disperse the cold), but also can strengthen the spleen and stomach, can be used to treat duodenal ulcer spleen and stomach cold, specific symptoms can be seen in the stomach pain hidden as well as cold limbs cold and so on. 3. Yi Stomach Soup has the effect of strengthening the spleen and nourishing the yin, and can also benefit the stomach and relieve pain, can be used to treat duodenal ulcer gastric yin insufficiency (insufficient yin fluid in the stomach), specific symptoms can be seen in the stomach and epigastric pain, as well as hunger, thirst, dry mouth and throat. 4. Zuo Jin Wan has the effect of clearing heat from the stomach and detoxifying the liver, and it can also detoxify the liver and regulate qi, which can be used to treat duodenal ulcers with liver and stomach heat, and the specific symptoms can be seen as burning pain in the stomach and epigastrium, as well as fullness and swelling of the chest and ribs (chest and ribs). Duodenal ulcer may also have other types of identification, specific need to consult a traditional Chinese medicine practitioner for identification of guidance, unauthorized use of medication may have serious adverse effects on the body.