公开(公告)号：US11033511B2

公开(公告)日：2021-06-15

申请号：US16610955

申请日：2018-07-30

Applicant: HISAMITSU PHARMACEUTICAL CO., INC.

Inventor： Akira Shuto ,  Takao Kurokawa ,  Junya Horiuchi ,  Hidekazu Kuma ,  Satoshi Amano

IPC: A61K9/70 ,  A61K31/216

Abstract: The present invention provides a patch comprising a backing, and an adhesive layer on the backing, wherein the adhesive layer contains at least one drug selected from the group consisting of oxybutynin and a pharmaceutically acceptable salt thereof, a pressure-sensitive adhesive base, and diflucortolone valerate, and the content of the diflucortolone valerate is 0.0007 to 0.05% by mass based on the total mass of the adhesive layer.