FENTANYL CONTAINING PATCH

摘要

PROBLEM TO BE SOLVED: To provide a fentanyl containing patch having excellent percutaneous absorbency of fentanyl.SOLUTION: The present invention provides a fentanyl containing patch that comprises fentanyl and/or pharmaceutically acceptable salt thereof and absorption promoter, where the absorption promoter is one or two selected from lauromacrogol and laurylpyrrolidone with the number of addition moles of polyoxyethylene being less than 9.SELECTED DRAWING: None