Bloated stomach and nausea may be due to weak gastrointestinal tract, acute gastroenteritis, chronic gastritis or peptic ulcer, gastrointestinal neurosis. There are many causes, so it is recommended to go to the hospital promptly and cooperate with the doctor for active treatment. Common causes and treatment methods are as follows: 1. Weak gastrointestinal tract function: children, the elderly, menopausal women and other groups of people with weak gastrointestinal tract function, prone to gastrointestinal dysfunction, gastric insufficiency, indigestion, which can lead to bloating and nausea. It is recommended to use pro-gastric motility drugs and drugs that promote digestion, such as mosapride and domperidone tablets. You can also consume hawthorn tablets and stomachic tablets to relieve discomfort; 2. Acute gastroenteritis: due to inflammatory factors stimulating the mucous membrane, resulting in symptoms such as diarrhea, bloating and nausea. It is recommended to have a light diet and eat more foods that protect the gastrointestinal mucosa such as rice porridge and lotus root powder. Also give anti-infection and acid suppression, give compound glutamine enteric capsules to protect the intestinal mucosa, with probiotics to regulate the intestinal flora. In serious cases, it is recommended to visit the gastroenterology department of the hospital, check the gastroscopy and blood routine to clarify the specific cause of the lesion, and use medication under the guidance of professional doctors to control the progress of the disease; 3. Chronic gastritis or peptic ulcer: chronic gastritis or peptic ulcer can lead to symptoms of bloating and nausea. Gastroscopy, if there is H. pylori infection, can eradicate H. pylori with quadruple therapy, using two antibiotics, a proton pump inhibitor, and then a bismuth agent for treatment. The antibiotics can be clarithromycin, furazolidone, tetracycline, amoxicillin, and levofloxacin. Proton pump inhibitors can be used as rabeprazole, esomeprazole, omeprazole, lansoprazole, etc. Bismuth preparation can be used as colloidal bismuth, Lizudra. Use the combination of four drugs for 10-14 days to eradicate H. pylori, eradication rate will be higher; 4, gastrointestinal neurosis: neurological gastrointestinal dysfunction caused by emotional anxiety and tension, usually work and study stress, worry more, resulting in gastrointestinal can not carry out normal work, thus triggering the symptoms of bloating nausea and vomiting. You can regulate the function of the spleen and stomach through Chinese medicine, and specific medication should be administered under the guidance of a physician. You can also add drugs to help digestion, such as compound digestive enzymes, stomach and appetite oral liquid, etc.