METHOD FOR PRODUCTION OF CLOZAPINE PHARMACEUTICAL COMPOSITION IN FORM OF TABLETS AND PHARMACEUTICAL COMPOSITION Russian patent published in 2012 - IPC A61K31/155 A61K9/20 A61P25/18 

Abstract RU 2441651 C1

FIELD: medicine, pharmacy.

SUBSTANCE: invention refers to the field of medicine and pharmacy and refers to the method of production of tableted pharmaceutical form of clozapine (8-Chlorine-11 -(4-methylpiperasine-1-yl)-5H-dibenso [b, e][1, 4] diazepine). The essence of method is pre-produced dry mixture of lactose, potato starch and clozapine is hydrated by 10% water solution of Collidon 25, wet granulation is performed, and then drying is performed at temperature 45-50°C. Resulting granules are subject to dry granulation until the productions of granules with average diameter 1.0-1.5 mm, powdered with aerosil and stearic acid and/or its salt. The resulting mixture is pelletized and the tablets are produced with the following mixture ratio,%:

Clozapine 23-42 Lactose 47-52 Potato starch 10-20 Collidon 25 4-5 Aerosil 1-2 Stearic acid 1-2

EFFECT: production of clozapine pharmaceutical composition in form of tablets.

2 cl, 5 ex

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RU 2 441 651 C1

Authors

Morozova Margarita Alekseevna

Beniashvili Allan Gerovich

Dates

2012-02-10Published

2010-12-23Filed