Heartburn refers to a burning sensation in the stomach and behind the sternum, which is a hot and spicy feeling. Acid reflux is the feeling of something coming back up from the stomach, which can be acidic. This symptom is usually common in GERD, chronic gastritis, and gastric ulcer, and it is recommended that it is best to have an electronic gastroscopy to see which specific cause it is. In addition, it is advisable to also do a C-13 or C-14 breath test before treatment to see if there is a H. pylori infection in the stomach, and the treatment plan is different between a bacterial infection and a sterile infection. If there is a bacterial infection, the treatment will require anti-H. pylori quadruple therapy, and the specific medication plan should be prescribed by a specialist. If there is no bacterial infection, the following drugs are recommended: first, acid suppressants, which are also the most important one, such as rabeprazole, pantoprazole, lansoprazole, etc. Second, mucosal protective agents, such as chewable magnesium aluminum carbonate tablets, aluminum phosphate gel, etc. Third, digestive tract dynamics drugs, such as Mosapride.