A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 31/505 (2006.01) A61K 9/70 (2006.01) A61K 31/517 (2006.01) A61K 47/00 (2006.01) A61K 47/18 (2006.01) A61K 47/20 (2006.01) A61M 37/00 (2006.01)
Patent
CA 2115840
2115840 9303697 PCTABS00020 Prazosin is formulated in solution with a skin permeation enhancer composition of: a sulfhydryl-containing compound, a fatty acid ester, and a polar solvent for transdermal administration to treat hypertension or benign prostatic hypertrophy. The formulation is employed in the form of a skin patch (10) comprising (a) an impermeable backing layer (11), (b) a reservoir (12) of the prazosin-enhancer solution, (c) a porous support member (13) that retains the solution but is not a permeation barrier to the solution, a peripheral adhesive layer (14) for affixing the patch to the skin, and a release liner layer (15).
Hsu Tsung-Min
Roos Eric J.
Cygnus Inc.
Fetherstonhaugh & Co.
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