Medical adhesives

Details Medical adhesives Medical adhesives

A - Human Necessities

61

M

167/325

A61M 37/00 (2006.01) A61K 9/70 (2006.01)

Patent

CA 2040698

ABSTRACT OF THE DISCLOSURE A medical adhesive comprising a plaster layer containing the following ingredients, characterized in that the ingredient ? is incorporated in a larger amount than the ingredient ? and in an amount not less than 25% by weight relative to the total amount of the ingredients ?~?, and the plaster layer is a W/O type : ? a medicinal ingredient, ? a hydrophobic polymer having a glass transition temperature (Tg) of -65°C to 35°C. ? a percutaneous absorption-promoting agent, ? water, and ? a hydrophilic polymer which is soluble or capable of swel- ling in water; and a medical adhesive which comprises a porous base layer in the plaster layer or in contact with the plaster layer, which enable stable release of the medicinal ingredient, the percutaneous absorption-promoting agents and so on and sustaining of the pharmacological effects over a long period.

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