METHOD OF BIOENCAPSULATION Russian patent published in 2015 - IPC A61K9/50 A61K31/545 B01J13/06 

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention relates to field of bioencapsulation and represents method of obtaining microcapsules by method of precipitation with non-solvent, which consists in the fact that water-soluble medication of cephalosporin group, applied as core of microcapsules, and E472c as surface-active substance, are added to water solution of human leukocyte interferon in α- or β- form, applied as envelope of microcapsules, mixture is mixed, after dissolution of components carbinol is added as first precipitator, with the following addition of acetone as second precipitator, with ratio of carbinol to acetone constituting 1:5, obtained suspension of microcapsules is filtered, washed and dried at 25°C.

EFFECT: invention ensures simplification and acceleration of the process of obtaining microcapsules and reduction of loss (increase of output by weight).

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