Patent ID: 8096417

Claim:
A patch package structure comprising a patch and a packaging member housing the patch, wherein the patch comprises a physiologically active ingredient, a support and an adhesive layer formed on at least one surface of the support, the packaging member comprises a first package, the first package comprises an acrylonitrile resin layer, a first low density polyethylene layer formed on the acrylonitrile resin layer, a moisture-absorbing layer which comprises a composition containing a moisture-absorbing agent and a polyolefin resin formed on the first low density polyethylene layer wherein the content of the moisture-absorbing agent is 15-60 weight percent relative to the total weight of the composition, a second low density polyethylene layer formed on the moisture-absorbing layer, and a moisture impermeable layer formed on the second low density polyethylene layer, and the acrylonitrile resin layer is provided on the proximal side of the patch.