A method and an apparatus for manufacturing an adhesive patch which is easily applied to the skin. The method includes a first step of forming a pressure-sensitive adhesive agent layer 14 on a support 12, a second step of fixing a pinching piece forming sheet 18 on a release sheet 16, a third step of forming a weakened part 20 in the release sheet 16 and the pinching piece forming sheet 18, and a fourth step of releasably adhering the release sheet 16 to which the pinching piece forming sheet 18 is fixed, that has been obtained in the third step, to the pressure-sensitive adhesive agent layer 14 on the support 12, that has been obtained in the first step.