S-OMEPRASOL IN NEUTRAL FORM, METHODS OF ITS PREPARING, PHARMACEUTICAL COMPOSITION CONTAINING S-OMEPRASOL IN NEUTRAL FORM AND METHOD OF TREATMENT OF STATE ASSOCIATED WITH GASTRIC ACID

摘要

FIELD: medicine, gastroenterology, pharmacy. SUBSTANCE: invention relates to S-omeprasol in neutral form that is efficient as an inhibitor of secretion of gastric acid and useful as an antiulcer agent. Invention describes S-omeprasol in neutral form existing in an essentially crystalline form. Invention discloses also methods of preparing S-omeprasol in neutral form A and in neutral form B, a pharmaceutical composition comprising S-omeprasol in neutral form and a method of treatment of a state associated with gastric acid. EFFECT: higher efficiency. 17 cl, 2 dwg, 1 tbl