Optimized Bismuth Quadruple Therapy vs Triple Standard Therapy for Helicobacter Pylori Eradication

Scheme that have high dosage of amoxicillin, metronidazole and omeprazole, with bismuth. The rationale of this scheme is that in Chile, amoxicillin resistance is low, clinical metronidazole is low in the doses used and the high doses ob Proton Pump Inhibitor enhanced the antimicrobial drugs

Standard eradication therapy using omeprazole, clarithromycin and amoxicillin