COMPOSITIONS CONTAINING FINELY GROUND NEBIVOLOL Russian patent published in 1999 - IPC

Abstract RU 2137473 C1

FIELD: medicine, pharmacy. SUBSTANCE: invention relates to making nebivolol-containing drugs. Pharmaceutical composition has a carrier and an active component - nebivolol or its pharmaceutically acceptable salt being an active component is prepared as a micronized solid form. Micronized form of nebivolol hydrochloride has specific surface 23 x 103 cm2/g, not less. Pharmaceutical composition can be made as a tablet that is dissolved in 45 min by 75%. Invention ensures to obtain nebivolol-containing drugs exhibiting the enhanced bioavailability and dissolving rate of an active substance in gastric fluid. Solubility of micronized nebivolol and its salts was worse as compared with its an usual crystalline form but solubility of an active component to obtain pharmaceutical compositions containing additional agents corresponds to requirements. Early nebivolol and its salts could not be used orally due to its poor solubility. EFFECT: improved quality and properties of compositions. 10 cl, 6 ex

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RU 2 137 473 C1

Authors

Egen Jans

Guido Frantsiskus Smans

Pol' Mari Viktor Gilis

Dates

1999-09-20Published

1995-02-10Filed