Dextran is mainly a drug that regulates the dysfunction of the plant nerves. For the treatment of gastrointestinal diseases, especially functional gastrointestinal diseases, most of them are caused by plant nerve dysfunction, and this dysfunction is often due to stress, frequent poor rest and insomnia, worry, anxiety and other conditions, resulting in endocrine disorders, which can cause gastrointestinal dysfunction. The main principle of Dexin is to treat gastrointestinal dysfunction, and the main principle is to regulate plant nerve function. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. If the gastric disease is not relieved, it is best to improve the gastroscopy to further clarify the diagnosis, to exclude whether there are ulcers in the stomach, gastroesophageal reflux disease, as well as chronic gastritis, gastric erosion, clear diagnosis, symptomatic treatment.