Coated particles containing pharmaceutically active agents

Details Coated particles containing pharmaceutically active agents Coated particles containing pharmaceutically active agents

A - Human Necessities

61

K

A61K 9/50 (2006.01) A61K 9/20 (2006.01)

Patent

CA 2729015

The present invention features a tablet including particles containing a pharmaceutically active agent, wherein the particles are coated with (a) a first film layer containing a modified release polymer; and (b) a second film layer containing (i) a first polymer, wherein the first polymer is a polymer of ethyl acrylate and methyl methacrylate and (ii) a second polymer, wherein the second polymer is a polymer of methyl acrylate, methyl methacrylate and methacrylic acid.

La présente invention concerne un comprimé comprenant des particules contenant un agent pharmaceutiquement actif, où les particules sont enrobées avec (a) une première couche de film contenant un polymère à libération modifiée; et (b) une seconde couche de film contenant (i) un premier polymère, où le premier polymère est un polymère dacrylate déthyle et de méthacrylate de méthyle et (ii) un second polymère, où le second polymère est un polymère dacrylate de méthyle, de méthacrylate de méthyle et dacide méthacrylique.

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