Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
May 10, 2011
Patent Application Number
10585168
Date Filed
December 21, 2004
Patent Primary Examiner
Patent abstract
The present invention provides a tulobuterol adhesive patch comprising (a) a support, (b) an acrylic pressure-sensitive adhesive layer containing the percutaneously absorbing drug tulobuterol and if necessary a lipophilic oily plasticizer, and (c) a release liner, laminated in that order, wherein the acrylic pressure-sensitive adhesive is a copolymer obtained by copolymerizing an acrylic monomer which is acetoacetoxyalkyl (meth) acrylate with one or more other vinyl monomers, to yield a tulobuterol adhesive patch with excellent release and skin permeability of tulobuterol from the pressure-sensitive adhesive layer, low skin irritation and excellent safety.
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