FIELD: pharmacy. SUBSTANCE: pharmaceutical composition comprises irbesartan in combination with diuretic agent. Hydrochlorthiazide is a preferable diuretic agent. Pharmaceutical composition is formed as a tablet preferably. Pharmaceutical compositions comprise minimal amount of additional excipients that allows preparing small easily swallowing tablets with elevated amount of substance taken by patient. Compositions show good properties for formation of tablets. Tablets are suitable for intake and characterized by good wettability, disintegration, rapid and complete release of medicinal agents. EFFECT: improved and valuable properties of compositions. 11 cl, 3 tbl
