Tetracycline Versus Doxycycline for HP Rescue Therapy
Conditions
- Helicobacter Pylori Infection
Interventions
- DRUG: Rabeprazole
- DRUG: Bismuth potassium citrate
- DRUG: Metronidazole
- DRUG: Doxycycline
- DRUG: Tetracycline
Sponsor
Shanghai Zhongshan Hospital