FIELD: medicine. SUBSTANCE: present invention describes method of preparing oral enterosoluble coated drugs. Said drugs comprise compound which is no stable in acid medium. Said drugs are prepared in the form of standard doses which are stable in acid media and obtained by reaction of benzimidazole derivative, which is not stable in acid medium, with cyctodextrin in alkaline solution. EFFECT: more efficient preparation method. 9 cl, 25 tbl
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