Gastrointestinal disorders can be treated under the categories of stomach pain, plumpness (distension and discomfort in the stomach) or abdominal pain. Medicines need to be taken according to the symptoms, and the common ones are Liang Sui Wan, Xiao Jian Zhong Tang, Bao He Wan, Er Chen Ping Stomach San, etc. 1. Liangshuwan. When the cold evils in the stomach cause cold pain in the stomach and epigastrium, aggravated by cold, loose stools, nausea, vomiting and other symptoms, the treatment is based on the principle of warming the stomach and dispersing the cold to relieve pain (relieving the pain by removing the cold evils in the body), which can be treated by the addition and subtraction of Liang Fu Wan. The common medicines include galangal and balsam fructus, etc., which can be combined with appendicitis, Codonopsis, Poria, and Atractylodes macrocephala, etc. as appropriate. 2. Xiao Jianzhong Tang. When there are symptoms such as hidden pain in the abdomen, warmth and pressure, fatigue (mental exhaustion and physical weakness), shortness of breath and laziness, poor appetite, etc., the treatment should be based on the principle of warming the middle and tonifying the deficiency, easing the urgency and relieving the pain (relieving the urgent pain symptoms), and Xiao Jianzhong Tang can be used for treatment with additions and subtractions. Common medicines include cinnamon sticks, caramel, peony, ginger, jujube, roasted licorice, etc. It can be combined with astragalus, atractylodes macrocephala, poria, ginseng and other medicines to strengthen the spleen and benefit the qi. 3. Baohe Pill. When dietary injury to the spleen and stomach causes distension and pain in the epigastrium (abdomen), belching and swallowing of acid (swallowing of acid from the stomach upward to the oropharynx), nausea and vomiting, and constipation, the treatment is based on elimination of food stagnation (to promote the digestion of food), and the stomach to alleviate pain, and the Baohe Pill can be used to treat the problem with additions and subtractions. Common medicines include Shenqu, Hawthorn, Lycopodium, Poria, Semixia, Pericarpium Citri Reticulatae, Forsythia and so on. 4. Er Chen Ping Stomach San. The main symptoms are abdominal distension and discomfort, dizziness, drowsiness, heaviness and drowsiness, vomiting and nausea (lack of appetite and reduced food intake), etc. The treatment is based on removing dampness and phlegm, regulating qi and relaxing zhong (regulating the qi of the spleen and stomach), which can be treated by adding or subtracting Er Chen Ping Yu Wan (二陈平胃散). The common medicines include Semen Xie, Poria, Huo Xiang, Chen Pi, Hou Pu, Poria, Glycyrrhiza and so on. All of the above drugs should be taken under the guidance of a physician.