[Etiologic and pathologic approaches to pharmacotherapy of peptic ulcer].

Today the majority of gastroduodenal ulcers, refractory to the treatment and recurrent ones, occur because of the persistence in the gastric mucosa of Helicobacter pylori. The prevalence of the infection in patients with gastroduodenal ulcer together with the efficacy of a number of antibacterial drugs in addition to antisecretory and cytoprotective agents were studied on a large factual material.