Controlled release pharmaceutical formulation

Details Controlled release pharmaceutical formulation Controlled release pharmaceutical formulation

A - Human Necessities

61

K

A61K 9/20 (2006.01) A61K 9/28 (2006.01)

Patent

CA 2569961

The invention proves a novel compressed tablet of a pharmaceutical compound and a method of making a tablet of a pharmaceutical compound which are based on uncoated pellets containing a pharmaceutical compound that are dispersed in a matrix which comprises said pellets and a swellable polymer which is compressed into a tablet that is coated with an enteric polymer.

Cette invention concerne un nouveau comprimé constitué d'un composé pharmaceutique, ainsi qu'un procédé permettant de fabriquer un tel comprimé. Selon le mode de réalisation décrit dans cette invention, des pastilles non enrobées contenant un composé pharmaceutique sont dispersées dans une matrice qui contient les pastilles et un polymère gonflant, lequel est compressé afin d'obtenir un comprimé qui est enrobé au moyen d'un polymère entérique.

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