Chitosan-gelatin a microparticles

Details Chitosan-gelatin a microparticles Chitosan-gelatin a microparticles

A - Human Necessities

61

K

A61K 9/16 (2006.01) A61K 9/00 (2006.01) A61K 38/17 (2006.01)

Patent

CA 2275717

There is provided a pharmaceutical composition for use in the improved up--take of therapeutic agents across mucosal surfaces which comprises a mixture of chi-tosan and a type A, cationic, gelatin, together with a therapeutic agent. The composition is preferably in the form of microparticles, such as microspheres.

L'invention concerne une composition pharmaceutique utilisée pour améliorer l'absorption d'agents thérapeutiques à travers les surfaces muqueuses. Cette composition est constituée d'un mélange de chitosane et de gélatine cationique de type A, auquel on ajoute un agent thérapeutique. La composition se présente, de préférence, sous forme de microparticules telles que des microsphères.

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