Provided are methods for treating, ameliorating, reversing and/or preventing a Helicobacter pylori (H. pylori) infection in an individual in need thereof, comprising: administering to the individual in need thereof a therapeutic combination comprising: (a) a composition comprising or consisting of: vonoprazan or a vonoprazan fumarate, or a 5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine monofumarate, or a 1-(5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methyl-methanamine fumarate), optionally TAKECAB™;; and (b) an antimicrobial or antibiotic drug or composition.