[Helicobacter pylori: How do we treat it in 2018?].

This work is a review on the basic aspects of the treatment of Helicobacter pylori, highlighting the causes of treatment failure and strategies exist to optimize the treatment according to the best evidence posted. Stands out the antimicrobial resistance as the main cause of treatment failure, as well as the different compartments where the microorganism is hosted. Shows major schemes currently available and how to choose therapies first, second, third line and rescue therapies.