Title:
EXTERNAL PREPARATION CONTAINING TETRACAINE
Document Type and Number:
WIPO Patent Application WO/2021/172157
Kind Code:
A1
Abstract:
The objective of the present invention is to provide an external preparation and a patch preparation excellent in storage stability of tetracaine as an active ingredient. The external preparation according to the present invention is characterized by including tetracaine or a salt thereof and an anti-oxidant having a mercapto group. The patch preparation according to the present invention is characterized by including an adhesive layer on a support, wherein the adhesive layer contains tetracaine or a salt thereof and an anti-oxidant having a mercapto group.
Inventors:
OGINO HIROYUKI (JP)
GOTO MASAOKI (JP)
GOTO MASAOKI (JP)
Application Number:
PCT/JP2021/006099
Publication Date:
September 02, 2021
Filing Date:
February 18, 2021
Export Citation:
Assignee:
KANEKA CORP (JP)
International Classes:
A61K31/245; A61K9/70; A61K47/14; A61K47/20; A61K47/22; A61K47/32; A61P17/00
Domestic Patent References:
| WO2019142940A1 | 2019-07-25 | |||
| WO2019240212A1 | 2019-12-19 | |||
| WO2020184208A1 | 2020-09-17 |
Attorney, Agent or Firm:
USFI PATENT ATTORNEYS INTERNATIONAL OFFICE (JP)
Download PDF:
Previous Patent: ELECTROMAGNETIC CLUTCH
Next Patent: CONTROL PARAMETER OPTIMIZATION DEVICE, INDUSTRIAL PLANT, AND CONTROL PARAMETER OPTIMIZATION METHOD
Next Patent: CONTROL PARAMETER OPTIMIZATION DEVICE, INDUSTRIAL PLANT, AND CONTROL PARAMETER OPTIMIZATION METHOD