Efficacy and Safety of 7-day Triple Therapy Containing Amoxicillin and Tetracycline Versus 14-day Dual Therapy for Helicobacter Pylori Eradication

Exclusion Criteria

• •patients with severe underlying diseases, such as hepatic insufficiency, renal insufficiency, immunosuppression, malignant tumors, and coronary heart disease;
• •patients with active gastrointestinal bleeding;
• •patients with a history of upper gastrointestinal surgery;
• •patients allergic to treatment drugs;
• •patients with medication history of bismuth, antibiotics within 4 weeks, or proton pump inhibitors within 2 weeks;
• •patients who were pregnant or lactating or unwilling to take contraceptive measures during the trial;
• •patients with other behaviors that may increase the risk of disease, such as alcohol and drug abuse;
• •incomplete data.