FIELD: medicine, gastroenterology, pharmacy. SUBSTANCE: invention relates to a method of preparing a gastroenterological preparation into gelatin capsule showing proteolytic, hepatoprotective and cholelytic effects. Method of preparing the preparation involves the following stages. Dried mucosa and covering epithelium tissue of an avian muscle region of stomach are milled to preparing a homogeneous powder, mixed with dried milled chicken bile in the ratio 4:1, respectively, screened through a sieve with a hole diameter 0.75 mm and dosed into solid gelatin capsules by 0.3 g. Method provides preparing the preparation of high bioavailability, stability at storage and no showing the damage effect on stomach mucosa. EFFECT: improved method of preparing, valuable medicinal properties. 1 tbl, 3 ex
