Controlled release drug delivery systems and pharmaceutical...

Details Controlled release drug delivery systems and pharmaceutical... Controlled release drug delivery systems and pharmaceutical...

A - Human Necessities

61

K

A61K 9/20 (2006.01) A61K 31/167 (2006.01)

Patent

CA 2717259

The present invention relates to controlled release drug delivery systems. In one embodiment, the present invention relates to controlled release drug delivery systems comprising a combination of at least one polyacrylic acid and at least one enter-ic polymer. In another embodiment, the present invention relates to a controlled release pharmaceutical composition comprising the combination of at least one active pharmaceutical ingredient and a controlled release drug delivery system, where the con-trolled release drug delivery system comprises the combination of at least one polyacrylic acid and at least one enteric polymer.

La présente invention porte sur des systèmes d'administration de médicament à libération contrôlée. Dans un mode de réalisation, la présente invention porte sur des systèmes d'administration de médicament à libération contrôlée comprenant une combinaison d'au moins un acide polyacrylique et d'au moins un polymère entérique. Dans un autre mode de réalisation, la présente invention porte sur une composition pharmaceutique à libération contrôlée comprenant la combinaison d'au moins un principe pharmaceutique actif et un système d'administration de médicament à libération contrôlée, le système d'administration de médicament à libération contrôlée comprenant la combinaison d'au moins un acide polyacrylique et d'au moins un polymère entérique.

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