Invention Grant
- Patent Title: Percutaneous absorption-type pharmaceutical preparations
- Patent Title (中): 经皮吸收型药物制剂
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Application No.: US11514891Application Date: 2006-09-05
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Publication No.: US08506992B2Publication Date: 2013-08-13
- Inventor: Yoshimi Yusa , Keiji Yamamoto , Tooru Kawashima
- Applicant: Yoshimi Yusa , Keiji Yamamoto , Tooru Kawashima
- Applicant Address: JP Osaka
- Assignee: Nitto Denko Corporation
- Current Assignee: Nitto Denko Corporation
- Current Assignee Address: JP Osaka
- Agency: Sughrue Mion, PLLC
- Priority: JPP.2005-256277 20050905
- Main IPC: A61K9/70
- IPC: A61K9/70 ; A61K31/135 ; A61K47/30 ; A61K47/32

Abstract:
A percutaneous absorption-type pharmaceutical preparation containing a sublimation drug is provided, where from a plaster layer, a drug is released as volatile substance with a lapse of time, but the released drug has no adverse effect on the handling of the preparation, and the quality of the preparation is maintained in storage over a long period of time. A percutaneous absorption-type pharmaceutical preparation, which comprises: a support comprising a plastic film and a nonwoven fabric; and a plaster layer containing a sublimation drug, wherein the plastic film and the nonwoven fabric are laminated with an adhesive having a glass transition temperature of 10° C. or higher, and the plaster layer is laminated on opposite side of the plastic film surface that the nonwoven fabric is laminated with.
Public/Granted literature
- US20070053967A1 Percutaneous absorption-type pharmaceutical preparations Public/Granted day:2007-03-08
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