Pantoprazole sodium enteric capsules are administered as one capsule each morning before meals. The course of treatment is usually 4 to 6 weeks for duodenal ulcer and 4 to 8 weeks for gastric ulcer and reflux esophagitis. Pantoprazole sodium enteric capsule belongs to the proton pump inhibitor, mainly used for the treatment of gastric ulcer, duodenal ulcer and reflux esophagitis and other diseases; and amoxicillin, clarithromycin and bismuth and other drugs can be used in combination to eradicate Helicobacter pylori infection. Adverse reactions to pantoprazole sodium enteric capsules include dizziness, drowsiness, insomnia, diarrhea, nausea, constipation, muscle pain, rash, and cardiac arrhythmia. It is contraindicated in patients who are allergic to this drug, moderate to severe liver and kidney dysfunction. In addition, it is important to note that this drug should be taken as a whole capsule with lukewarm water, not broken or crushed and chewed. It is recommended to use the drug under the guidance of a doctor, not blindly self-medication to avoid adverse effects.