MEDICINAL SUBSTANCE PARTICLES, METHOD OF THEIR PREPARING, STABLE DISPERSION, AGENT CONTAINING MEDICINAL SUBSTANCE AS PARTICLES Russian patent published in 1996 - IPC

FIELD: medicine. SUBSTANCE: product: dispersible particles consisting of mainly of crystalline medicinal substance with adsorbed modifying agent on its surface at amount sufficiently for retention of effective mean particle size 400 nm, not less, methods of these particles preparing and dispersions containing such particles. Pharmaceutical compositions containing such particles exhibit high biological availability and are useful for mammalian treatment. EFFECT: improved method of preparing, high quality of composition. 16 cl, 1 tbl