Amphetamine transdermal compositions with acrylic block copolymer
AssigneeNoven Pharmaceuticals, Inc.
InventorsRobert Lambert, Weijun Lu, Jun Liao
Life of this patent
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Abstract
Described are transdermal drug delivery compositions comprising amphetamine, methods of making them and therapeutic methods using them. The compositions are provided in a flexible, finite form (e.g. “patch”-type systems) and comprise a polymer matrix that includes amphetamine and an acrylic block copolymer.
Claims18
A composition for the transdermal delivery of amphetamine in the form of a flexible finite system for topical application, comprising a polymer matrix comprising amphetamine or a pharmaceutically acceptable salt or prodrug thereof, wherein the polymer matrix comprises an acrylic block copolymer.
A method of manufacturing a composition for the transdermal delivery of amphetamine in the form of a flexible finite system for topical application, comprising forming a polymer matrix blend comprising an acrylic block copolymer and amphetamine or pharmaceutically acceptable salt or prodrug thereof in a solvent, applying the polymer matrix blend to a support layer, and removing any remaining solvent.
Dependencies are inferred from the claim text.