SLOW-RELEASE TABLET WITH SPECIFIED CORE GEOMETRY Russian patent published in 2010 - IPC A61K9/42 A61K9/36 A61K9/32 A61K9/22 

FIELD: medicine.

SUBSTANCE: claimed invention relates to field of medications, in particular to tablet, manufactured by method of building-up coating, in composition of which included are core, containing medication, and core-surrounding coat from non-soluble or badly water-soluble material, core being located inside said coat in such way that coat on axis (X-Y) has greater thickness and lower density than on axis (A-B), orthogonal to axis (X-Y), coat porosity on axis (X-Y) being sufficient for ensuring penetration of water medium, so that when immersed into water medium after period from 2 to 6 hours destruction of coat and release of medication takes place. Invention also relates to method of said tablet manufacturing, pharmaceutical package containing it and treatment method. Said tablet form ensures fast release and delivery of active component after period of delay, which can be set with great accuracy.

EFFECT: system will ensure directed delivery of active component to place of absorption or action.

19 cl, 2 dwg, 3 tbl, 3 ex