Bismuth was one of the first agents used against H pylori infection. There is evidence that bismuth is directly bactericidal, although its minimum inhibitory concentration (MIC) is relatively high ...

H. Pylori treatment lasts two weeks ... or esomeprazole (Nexium). Bismuth subsalicylate: sometimes this drug (for instance, Pepto-Bismol) is added to the antibiotics plus proton pump inhibitor ...