Clinical Research Directory

Inclusion Criteria: 1. Ages 18-65 2. Patients who tested positive for H. pylori by 13C or 14C breath test and have not received previous eradication therapy 3. Voluntarily join the trial and sign the informed consent form. Exclusion Criteria: 1. Allergic to the study drug (e.g. penicillin allergy) 2. Recent bleeding or within 4 weeks of bleeding history in the stomach or duodenum 3. Patients who have previously received eradication therapy for Helicobacter pylori 4. Use antibiotics or bismuth medication 4 weeks before starting the study；use P-CAB or PPI 2 weeks before starting the study 5. Patients who have had surgery on the stomach or intestines, which affects the drug's metabolism 6. Pregnant or lactating women 7. Patients with other serious physiological or psychological conditions, or those with liver or kidney dysfunction 8. Patients with Zollinger-Ellison syndrome, gastric mucosal-associated lymphoid tissue lymphoma (MALT), or malignant tumors 9. Patients with glucose-6-phosphate dehydrogenase (G-6PD) deficiency, peptic ulcer disease, or bronchial asthma 10. Patients with concomitant medications including azatanavir or lopinavir, tricyclic antidepressants, levodopa, paracetamol, codeine phosphate/dextromethorphan, monoamine oxidase inhibitors, tramadol, etc. 11. Other factors that the investigator considers unsuitable for participation in the study, etc.