This adhesive patch product is provided with a packaging bag and a nalfurafine-containing adhesive patch housed in the interior of the packaging bag, and obtains excellent nalfurafine stability over time as a result of being provided with a means for reducing the oxygen concentration and/or moisture content within the packaging bag.本發明之課題在於提供一種包括含納呋拉啡之貼附劑及包裝袋的納呋拉啡之經時穩定性優異之貼附劑製品。 本發明之貼附劑製品係包括包裝袋、及收容於該包裝袋之內部之含納呋拉啡之貼附劑者, 且係具備減少上述包裝袋內之氧濃度及/或水分量之方法而成。無
