公开(公告)号：US20200009075A1

公开(公告)日：2020-01-09

申请号：US16483510

申请日：2018-02-15

Applicant: HISAMITSU PHARMACEUTICAL CO., INC.

Inventor： Keiichiro TSURUSHIMA ,  Masakazu SAEKI ,  Takaaki YOSHINAGA

IPC: A61K9/70 ,  A61K47/42 ,  A61K47/32 ,  A61K47/10

Abstract: A patch base comprises gelatin, polyvinyl alcohol, a methyl acrylate/2-ethylhexyl acrylate copolymer, and L-menthyl glyceryl ether, whereinrelative to the total mass of the base,the content of the gelatin is 1.5 to 6% by mass,the content of the polyvinyl alcohol is 0.5 to 8% by mass, andthe content of the methyl acrylate/2-ethylhexyl acrylate copolymer is 0.5 to 13% by mass.