Transdermal aqueous aryl-propionic-acid derivatives...

A - Human Necessities – 61 – K

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A61K 31/19 (2006.01) A61K 31/765 (2006.01) A61K 47/10 (2006.01) A61K 47/20 (2006.01) A61K 47/26 (2006.01)

Patent

CA 1269328

Abstract Transdermally absorbable water-containing preparations of therapeutically active arylpropionic acid derivatives comprise 1 to 15% by weight of such active ingredient, from 10 to 40% by weight of polyoxyethylene polyoxypropylene copolymers, from 10 to 50% by weight of one or more physiologically acceptable organic solvents, optionally up to 1% by weight of preservatives, colorants and/or perfumes, and at least 10% by weight of water. From polyoxyethylene polyoxypropylene copolymers having a relative molecular weight of more than 6,000 there may also be prepared gels, if certain ratios of amounts are chosen.

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