Abdominal distension always have saliva may be improper diet, chronic gastritis, reflux esophagitis, etc., should be directed at the cause of treatment. Improper diet should be adjusted diet; chronic gastritis should be treated with omeprazole for acid suppression and anti-Helicobacter pylori; reflux esophagitis should be treated with omeprazole for acid suppression and domperidone for motivation. 1. Improper diet:Eating too much gas-producing food, such as soy products, radish, and greasy, not well-digested food, there may be bloating and drooling, you should adjust your diet to avoid these foods. 2. Chronic gastritis: chronic gastritis is caused by a variety of causes of chronic inflammation of the gastric mucosa, there can be postprandial satiety, acid reflux, nausea symptoms, can be manifested as bloating always have saliva, should be given omeprazole and other inhibit gastric acid secretion, domperidone to promote gastric motility, omeprazole + Amoxicillin + Clarithromycin + Bismuth Potassium Citrate anti-Helicobacter pylori treatment. 3. reflux esophagitis: reflux esophagitis is gastroduodenal contents reflux into the esophagus caused by esophageal injury, often acid reflux, heartburn symptoms, but also abdominal distension and drooling, should be applied to inhibit gastric acid secretion of omeprazole, famotidine, doxepanolone, moxapride to promote gastrointestinal dynamics, aluminum phosphate gel to protect the mucosa. Abdominal distension always have drooling, there are other reasons, should go to the hospital, improve the examination to clarify the cause, under the guidance of the doctor treatment.