Inclusion Criteria:  Patients presented with dyspepsia for more than one month with positive H. pylori antigen test in stool  Exclusion Criteria:  Treatment with proton pump inhibitors, bismuth, H2 receptor antagonist, or sucralfate within the two weeks before study entry, recent use of antibiotics (within one month), allergy to any of the study drugs, active bleeding, gastric surgery, pregnancy, any current malignancy.