The methods to improve gastrointestinal dysfunction mainly include general treatment, medication, and therapeutic drugs such as omeprazole and probiotic preparations. 1. General treatment: Adopt good living habits, avoid eating food that will induce gastrointestinal dysfunction symptoms in daily life, such as smoking, alcohol, coffee and non-steroidal anti-inflammatory drugs. Avoid spicy and stimulating foods, and eat a light and digestible diet. Normally, eat small meals and avoid eating a large amount of food at one time. Maintain a relaxed and happy mood, which is conducive to the recovery of the disease. 2. medication: different types of diseases, different treatment drugs. Functional dyspepsia medication has acid inhibiting drugs, such as omeprazole. Its adverse reactions are mainly nausea, epigastric pain and so on. Liver and kidney insufficiency should be used with caution. Irritable bowel syndrome drugs have microecological preparations such as bifidobacteria. Shake it well and pour it into a cup and drink it directly, do not take it with boiling water. It is contraindicated for those who are allergic to the product. When using drugs to improve gastrointestinal dysfunction, it is recommended to use them under the guidance of a doctor or pharmacist, do not self-medicate to avoid adverse reactions.