Abstract
Helicobacter pylori has an important role in the etiology of gastric diseases being the agent of chronic gastritis, peptic and duodenal ulcers and is associated to the increment of gastric cancer and lymphoma. The most used H. pylori therapeutic option consists of a double or triple antibiotic regimen (clarithromycin, tetracycline, metronidazole and amoxicillin) associated to a pump proto…