Title:
TRANSDERMAL AMIDE LOCAL ANESTHETIC-CONTAINING PHARMACEUTICAL COMPOSITION AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/037199
Kind Code:
A1
Abstract:
A transdermal amide local anesthetic-containing pharmaceutical composition and a preparation method therefor. Specifically related is a transdermal pharmaceutical composition, comprising a skin adhesion layer, where the skin adhesion layer comprises an amide local anesthetic and an amide-compatible silicone pressure-sensitive adhesive. The pharmaceutical composition is provided with improved release characteristics.
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Inventors:
WANG MEINA (CN)
LUO LIN (CN)
WANG XIANG (CN)
SONG BO (CN)
SONG RUIJIE (CN)
WU YUYU (CN)
LUO LIN (CN)
WANG XIANG (CN)
SONG BO (CN)
SONG RUIJIE (CN)
WU YUYU (CN)
Application Number:
PCT/CN2020/112064
Publication Date:
March 04, 2021
Filing Date:
August 28, 2020
Export Citation:
Assignee:
JIANGSU HENGRUI MEDICINE CO (CN)
International Classes:
A61K9/70; A61K31/167; A61K47/24; A61P23/02; A61P29/00
Foreign References:
| US10307380B1 | 2019-06-04 | |||
| US10307380B1 | 2019-06-04 | |||
| CN102548545A | 2012-07-04 | |||
| US20050019385A1 | 2005-01-27 | |||
| CN102018696A | 2011-04-20 | |||
| CN107028916A | 2017-08-11 | |||
| CN109316469A | 2019-02-12 | |||
| CN107406554A | 2017-11-28 |
Other References:
LEE JI EUN; GWAK GYEONG-HYEON; CHO HYEON MO; KIM CHEOL HYUN; LEE MYONG EUY; OH JAE-MIN: "Controlled drug release in silicone adhesive utilizing particulate additives", KOREAN JOURNAL OF CHEMICAL ENGINEERING, vol. 34, no. 6, 20 April 2017 (2017-04-20), pages 1600 - 1603, XP036250902, ISSN: 0256-1115, DOI: 10.1007/s11814-017-0069-2
Attorney, Agent or Firm:
GE CHENG & CO., LTD. (CN)
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