abstract |
(57) [Summary] [Problem] To provide a patch capable of sustainably and effectively transdermally absorbing bisoprolol and exhibiting excellent drug efficacy. SOLUTION: An acrylic pressure-sensitive adhesive obtained by polymerizing an alkyl (meth) acrylate and a monomer copolymerizable therewith and containing neither a carboxyl group nor a sulfo group, bisoprolol or its pharmacology A patch comprising a pressure-sensitive adhesive layer containing a chemically acceptable salt provided on one surface of a support. |