[Role of probiotics in the prevention and treatment of diarrhea of various genesis: focus on linex].

The paper gives an update on the role of the microbiota in the maintenance of human health and in the pathogenesis of diseases. There is evidence for the efficacy and safety of probiotics in the treatment and prevention of diarrhea of various genesis. The place of linex in the therapy of diarrhea syndrome is discussed on the basis of the results of clinical trials.