Multicomponent pharmaceutical dosage form

A - Human Necessities – 61 – K

Patent

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Details

A61K 9/20 (2006.01) A61J 3/07 (2006.01) A61K 9/48 (2006.01)

Patent

CA 2493983

A multi-component pharmaceutical dosage form suitable for retaining drug substance which drug substance can be released to provide a controlled drug release profile in the gastrointestinal environment, characterised by a body e.g. comprising a delayed release polymeric material such as Eudragit 4135F, the body having at least one cavity said cavity having a mouth opening and a film means e.g. comprising an immediate release polymeric material e.g. Eudragit E100 or a blend thereof, connected to the body and closing the mouth opening.

La présente invention concerne une forme posologique pharmaceutique à multicomposants pouvant contenir une substance médicamenteuse, laquelle substance médicamenteuse peut être libérée de manière qu'on obtienne un profil de libération de médicament commandé dans l'environnement gastro-intestinal. Cette forme posologique pharmaceutique se caractérise en ce qu'elle comprend un corps comprenant par exemple une substance polymère de libération différée, telle que l'Eudragit 4135F, lequel corps comprend au moins une cavité, laquelle comporte une large ouverture ainsi qu'une pellicule comprenant par exemple une substance polymère de libération immédiate, telle que l'Eudragit E100 ou un mélange de celui, laquelle pellicule est fixée au corps et vient obstruer l'ouverture.

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