[A prospective randomized comparative study of the efficacy and safety of a two-week bismuth-based quadrotherapy of infection with the inclusion of the probiotic containing Bifidobacterium longum BB-46 and ].

Aim: To study the efficacy and safety of a two-week bismuth-based quadruple of Helicobacter pylori (Hp) infection with the inclusion of a probiotic Bifiform.

Materials And Methods: An open prospective comparative randomized study included 68 Hp-positive patients: 22 with a confirmed diagnosis of peptic ulcer disease, 46 with chronic gastritis, gastroduodenitis and erosions in the pylorobulbar zone. The diagnosis and Hp infection were verified by the results of endoscopic and morphological studies, as well as using the 13C-urease breath test and determination of the Hp antigen in the feces.