Oral pharmaceutical preparation releasable in the lower...

Details Oral pharmaceutical preparation releasable in the lower... Oral pharmaceutical preparation releasable in the lower...

A - Human Necessities

61

K

A61K 9/30 (2006.01) A61K 9/20 (2006.01) A61K 9/28 (2006.01) A61K 9/50 (2006.01)

Patent

CA 2148465

An oral pharmaceutical preparation releasable in the lower digestive tract, characterized by having a double-coated structure wherein a solid drug having a core containing an active ingredient is covered with both an inner coat made of a cationic polymer and an outer coat made of an anionic polymer.

Une préparation pharmaceutique perorale libérable dans le tube digestif inférieur comporte une structure d'enrobage double couche dans laquelle un médicament solide comprenant un noyau renfermant un principe actif est enrobé d'une couche intérieure comprenant un polymère cationique et d'une couche extérieure comprenant un polymère anionique.

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