Packaging for adhesive patch containing rivastigmine

An adhesive patch product comprising a packaging bag and a rivastigmine-containing adhesive patch housed in the packaging bag, wherein

• the packaging bag is formed from a laminate of at least three layers including an ethylene-vinyl alcohol copolymer film, wherein the content of an ethylene unit in the ethylene-vinyl alcohol copolymer is from 10% to 50% by mol,
• the laminate has a lamination configuration having a heat-sealable ethylene-vinyl alcohol copolymer film as an innermost layer of the packaging bag, an oxygen blocking layer as a layer outside the ethylene-vinyl alcohol copolymer film, and an outer layer as a layer outside the oxygen blocking layer, or
• the laminate has a lamination configuration having a sealant layer as an innermost layer of the packaging bag, an ethylene-vinyl alcohol copolymer film as a layer outside the sealant layer, an oxygen blocking layer as a layer outside the ethylene-vinyl alcohol copolymer film, and an outer layer as a layer outside the oxygen blocking layer, and
• a residual oxygen concentration in the packaging bag is 10% by volume or less.