PROBLEM TO BE SOLVED: To provide a skin patch that is unlikely to unstick from skin.SOLUTION: A skin patch (1) comprises a supporting base material (2) and an aqueous gel (3) laminated along one entire surface of the supporting base material (2). The aqueous gel (3) has a vertical cross-sectional shape of protruding toward the supporting base material (2) side.SELECTED DRAWING: Figure 2COPYRIGHT: (C)2020,JPO&INPIT【課題】皮膚から剥がれ難い貼付剤を提供する。【解決手段】貼付剤1は、支持基材2と、支持基材2の一方面の全域にわたって積層された水性ゲル3と、を備え、水性ゲル3は、支持基材2側に向けて凸となる縦断面形状を呈している。【選択図】図2