Surface-stabilised pharmaceutical preparation for...

Details Surface-stabilised pharmaceutical preparation for... Surface-stabilised pharmaceutical preparation for...

A - Human Necessities

61

K

A61K 9/70 (2006.01)

Patent

CA 2239952

An active substance-containing transdermal pharmaceutical preparation with a given size of contact surface, comprising a tack-free backing layer which is permeable to active substances and an adhesive layer adhering to the skin is characterized by the fact that the backing layer comprises at least a third of the total active substance amount contained in the preparation.

Une préparation pharmaceutique percutanée contenant des substances actives et présentant une surface de contact de taille prédéterminée, comprend une couche de recouvrement perméable aux substances actives et non adhésive et une couche adhésive collant à la peau. Cette préparation est caractérisée en ce que la couche de recouvrement renferme au moins un tiers de la quantité totale de substances active contenue dans la préparation.

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