Stomach bloating, heartburn and bad breath may be related to Helicobacter pylori infection, dyspepsia and organic gastric lesions, etc. Medicines for eradicating Helicobacter pylori, promoting gastrointestinal dynamics, aiding digestion and inhibiting gastric acid secretion, and protecting the gastric mucosa can be given under the guidance of professional physicians. 1. Helicobacter pylori infection: Helicobacter pylori infection can stimulate the gastric mucosa, resulting in symptoms such as bloating, heartburn and bad breath. Quadruple therapy can be given to eradicate H. pylori, such as omeprazole, colloidal bismuth pectin, amoxicillin, clarithromycin. 2. Dyspepsia: Long-term bad dietary habits can lead to dyspepsia, where food stays in the stomach for a long time, causing the above symptoms. Medicines to help digestion, such as digestive enzymes, gastrointestinal tablets, or medicines to promote gastrointestinal motility, such as mosapride, domperidone, etc., can be given under the guidance of the doctor. 3. Organic lesions of stomach: Organic lesions of stomach, such as gastritis, gastric ulcer, gastric malignant tumor, etc., can affect the function of gastric peristalsis and cause the above symptoms. Omeprazole, pantoprazole, rabeprazole and other drugs to inhibit gastric acid secretion, bismuth potassium citrate, colloidal bismuth pectin and other drugs to protect gastric mucosa can be given. If it is gastric malignant tumor, surgery can be performed if necessary. The above drugs should be used under the guidance of professional physicians. Frequent occurrence of the above symptoms, it is recommended to promptly go to the hospital, after clarifying the specific cause of the disease, for the cause of the treatment.