Patch for external use having an increased content of absorption promoter in the adhesive base

The present invention provides a pressure-sensitive adhesive composition for transdermal absorption comprising the percutaneous absorption promoter of a drug and drug, characterized in that the allowed to further contain polyvinylpyrrolidone, the percutaneous absorption enhancer contained in the pressure-sensitive composition to stabilize and prevent volatilization or decomposition of the percutaneous absorption promoter, it is possible concentration of the percutaneous absorption promoter when used to provide high external patch.