Fatty acid esters of lactic acid salts as permeation enhancers

Details Fatty acid esters of lactic acid salts as permeation enhancers Fatty acid esters of lactic acid salts as permeation enhancers

1997-10-29

1999-09-14

Brouillette, D. Gabrielle

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Web, sheet or filament bases; compositions of bandages; or...

514946, 514947, A61F 1302

Patent

active

059520000

ABSTRACT:
A transdermal drug delivery system which enhances the delivery of the drug comprises a composition containing, as an enhancer, one or more C.sub.6 to C.sub.22 fatty acid esters of a lactic acid salt. These compositions are made up of a safe and effective amount of an active pharmaceutical permeant contained in a penetration-enhancing vehicle comprising, 0.25 to 50% w. of the fatty acid ester of a lactic acid salt enhancer in a suitable pressure sensitive adhesive carrier vehicle formed from and aqueous emulsion based pressure sensitive adhesive.

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