METHOD OF DELIVERING WATER-INSOLUBLE AND POORLY SOLUBLE BIOACTIVE SUBSTANCES AND PHARMACEUTICAL FORM BASED ON IT Russian patent published in 2008 - IPC A61K9/16 A61K9/127 

Abstract RU 2325151 C2

FIELD: medicine; chemical and pharmaceutical industry.

SUBSTANCE: invention in the field of pharmaceutical forms, namely relates to systems delivering water-insoluble and poorly soluble bioactive substances by solubilizing them in water-soluble amphiphilic polymers, containing at least one segment of water-soluble carbon-chain polymer with molecular weight Mn = 1000-20000, and at least one end hydrophobic alkyl with 6-25 atoms of hydrogen in the hydrogen chain, by self-association of diphilic substances in water media at critical concentration of micelles or at critical concentration of aggregation with formation of spherical particles 5-1500 nm large. Besides, the invention is associated with delivery of water-insoluble or poorly soluble pharmaceutical forms generated by this method.

EFFECT: better compatibility of water-insoluble and poorly soluble bioactive substances with water.

43 cl, 2 tbl, 5 ex

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RU 2 325 151 C2

Authors

Kuskov Andrej Nikolaevich

Shtil'Man Mikhail Isaakovich

Gritskova Inessa Aleksandrovna

Tsatsakis Aristidis

Dates

2008-05-27Published

2006-06-29Filed