Disclosed are a method and a device for producing an adhesive patch that can be easily affixed to skin. The method involves a first step in which an adhesive layer (14) is formed upon a supporting body (12) a second step in which a tab-forming sheet (18) is connected to the top of a release sheet (16) a third step in which a weakened section (20) is formed in the release sheet (16) and the tab-forming sheet (18) and a fourth step in which the release sheet (16) obtained in the third step, to which the tab-forming sheet (18) has been connected, is adhered to the adhesive layer (14) on the support body (12), which was obtained in the first step, in a removable manner.