Oral pulsed dose drug delivery system

A - Human Necessities – 61 – K

Patent

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Details

A61K 9/16 (2006.01) A61K 9/24 (2006.01) A61K 9/48 (2006.01) A61K 9/50 (2006.01) A61K 9/58 (2006.01) A61K 9/62 (2006.01) A61K 31/137 (2006.01)

Patent

CA 2348090

A multiple pulsed dose drug delivery system for pharmaceutically active amphetamine salts, comprising an immediate-release component and an enteric delayed-release component wherein (1) the enteric release coating has a defined minimum thickness and/or (2) there is a protective layer between the pharmaceutically active amphetamine salt and the enteric release coating and/or (3) there is a protective layer over the enteric release coating. The product can be composed of either one or a number of beads in a dosage form, including either capsule, tablet, or sachet method for administering the beads.

L'invention concerne un système multiple d'administration de médicaments par doses pulsées, destiné à des sels d'amphétamine actifs dans le domaine pharmaceutique, le système comprenant un composant à libération immédiate et un composant à libération retardée entérique dans lequel: (1) le revêtement à libération entérique présente une épaisseur minimale définie et/ou (2) une couche protectrice se trouve entre le sel d'amphétamine actif dans le domaine pharmaceutique et le revêtement à libération entérique et/ou (3) une couche protectrice recouvre le revêtement à libération entérique. Le produit peut se composer d'une ou de plusieurs pastilles sous une forme posologique, le système comprenant une méthode d'administration des pastilles en capsules, en comprimés ou en sachets.

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