Helicobacter pylori (Hp) the gram-negative bacteria succeeding in surviving in such an unreceptive medium as the gastric mucosa, has been associated with an important group of diseases in childhood with subsequent consequences in adulthood. Evidence has shown that Hp optimum treatment requires multi-drug regime due to its high ability to become resistant. This article presents the most recommended courses of therapy to treat Hp, as well as re-infection and resistance rates worldwide, analyzing the existing policies for Hp eradication and follow-up. Finally, we include our personal experience in prevalence and management of Hp found in endoscopies.