Transdermally absorbable preparation

A - Human Necessities – 61 – K

Patent

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Details

A61K 9/70 (2006.01) A61K 47/32 (2006.01) A61K 47/34 (2006.01) A61P 9/06 (2006.01) A61P 9/10 (2006.01) A61P 9/12 (2006.01) A61P 43/00 (2006.01) A61K 31/138 (2006.01) A61K 31/192 (2006.01)

Patent

CA 2719605

The present invention relates to a novel transdermally absorbable preparation which enables the efficient, stable and long-term administration of a drug to a living body. More specifically, the present invention relates to a transdermally absorbable preparation comprising a laminate which comprises, in the order from the skin-contacting side, an outer membrane, a drug containing layer and a support layer, and a fixing means for fixing the laminate on the skin, wherein the outer membrane is a drug permeable polymer membrane ensures controlled release of the drug into the skin and is provided on the skin-contacting surface of the laminate.

La présente invention concerne une nouvelle préparation absorbable par voie transdermique, qui permet l'administration efficace, stable, et à long terme, d'un médicament à un être vivant. De façon plus spécifique, la préparation absorbable par voie transdermique comprend: un laminé comprenant, dans l'ordre suivant en partant de la face en contact avec la peau, un film extérieur, une couche contenant le médicament, et une couche support, et aussi un moyen de fixation pour faire tenir le laminé sur la peau. Dans cette préparation absorbable par voie transdermique, le film extérieur qui est un film polymère perméable au médicament, capable de réguler la libération du médicament dans la peau, constitue la surface du laminé qui doit être au contact de la peau.

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