It is very important to clarify the cause first. Abnormal liver function can be manifested as upper abdominal distension, nausea, vomiting and other discomforts. In this case, what is recommended to be perfected is the liver function test, and if the liver function is abnormal, liver preservation and enzyme lowering treatment should be carried out. There is also chronic gastritis, which often manifests as upper abdominal distension, nausea, acid reflux, belching and other discomforts, and the main thing is to further improve the electronic gastroscopy. If the gastroscopy suggests the manifestation of chronic gastritis, esophagitis, and erosive gastritis, it can be treated with drugs that repair the gastric mucosa and reduce gastric acid secretion, such as Nexium and Membranoside. It is also related to the poor gastrointestinal motility, can use domperidone, mosapride and other drugs to improve the symptoms. At the same time, dietary regulation is very important to reduce the intake of easily flatulent foods, such as groundnuts, taro, etc.