Hydrophilic pressure sensitive biomedical adhesive composition

Details Hydrophilic pressure sensitive biomedical adhesive composition Hydrophilic pressure sensitive biomedical adhesive composition

A - Human Necessities

61

L

400/1347, 400/49

A61L 15/58 (2006.01) A61K 9/70 (2006.01) C09J 139/06 (2006.01) C08L 29/04 (2006.01)

Patent

CA 1263783

ABSTRACT OF THE INVENTION Novel, hydrophilic, skin-compatibile, pressure sensitive, solid, adhesive gel hydrogel composition comprising 25 to 50 weight percent polyvinyl pyrolidone (PVP) preferably having a molecular weight in the range of about 100,000 to 600,000, 2 to 5 weight percent polyvinyl alcohol (PVA) preferably having a molecular weight in the range of about 150,000 to 300,000, about 5 to about 40 weight percent humectant, about 3 to about 50 weight percent water, about 0 to about 50 weight percent of an ionic species. In a preferred aspect, the composition of the invention is utilized in an iontophoresis device to provide a hydrophilic gel matrix from which a drug is iontophoretically delivered.

497022

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