Laminates containing an active substance for transdermal...

Details Laminates containing an active substance for transdermal... Laminates containing an active substance for transdermal...

A - Human Necessities

61

K

A61K 9/70 (2006.01) A61K 9/14 (2006.01) A61K 31/567 (2006.01)

Patent

CA 2372710

Described is an active substance-containing laminate for transdermal systems comprising an active substance inclusion consisting of a hydrophilic non-crosslinked polymer and an active substance included in said polymer, and a polymeric adhesive matrix in which said active substance inclusion is incorporated. The active substance-containing laminates according to the invention have a high active substance content and bring about a high active substance flux through the skin.

L'invention concerne un stratifié contenant un principe actif pour systèmes transdermiques, qui est constitué d'un polymère non réticulé hydrophile formant un milieu d'incorporation de principe actif, d'un principe actif incorporé dans ce polymère et d'une matrice adhésive polymère dans laquelle est introduit le milieu d'incorporation de principe actif. Les stratifiés selon l'invention, contenant un principe actif, présentent une teneur élevée en principe actif et créent un flux élevé de principe actif à travers la peau.

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