GASTRIC RETENTION DRUG DELIVERY SYSTEM, PREPARATION METHOD AND USE THEREOF

Title:

GASTRIC RETENTION DRUG DELIVERY SYSTEM, PREPARATION METHOD AND USE THEREOF

Document Type and Number:

WIPO Patent Application WO/2010/020098

Kind Code:

A1

Abstract:

A gastric retention drug delivery system is provided. Said system comprises a hollow capsule and a layer containing drug which surrounds the hollow capsule. Said hollow capsule preferably has a single chamber structure. The size in maximal diameter direction of said hollow is preferably 0.5-3.5cm. The gastric retention drug delivery system preferably contains an isolating layer and/or waterproof layer between the hollow capsule and the layer containing drug.

Inventors:

JIANG, Qingwei (No.329, Jiang Jia Fen Fengtai District, Beijing 9, 100039, CN)
姜庆伟 (中国北京市丰台区蒋家坟329号, Beijing 9, 100039, CN)
ZHENG, Junli (No.329, Jiang Jia Fen Fengtai District, Beijing 9, 100039, CN)
郑俊丽 (中国北京市丰台区蒋家坟329号, Beijing 9, 100039, CN)

Application Number:

CN2008/072917

Publication Date:

February 25, 2010

Filing Date:

November 04, 2008

Export Citation:

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Assignee:

TEAM ACADEMY OF PHARMACEUTICAL SCIENCE (No.329, Jiang Jia Fen Fengtai District, Beijing 9, 100039, CN)
北京天衡药物研究院 (中国北京市丰台区蒋家坟329号, Beijing 9, 100039, CN)
JIANG, Qingwei (No.329, Jiang Jia Fen Fengtai District, Beijing 9, 100039, CN)
姜庆伟 (中国北京市丰台区蒋家坟329号, Beijing 9, 100039, CN)
ZHENG, Junli (No.329, Jiang Jia Fen Fengtai District, Beijing 9, 100039, CN)

International Classes:

A61K9/00

Attorney, Agent or Firm:

UNITALEN ATTORNEYS AT LAW (7th Floor, Scitech PlaceNo.22, Jian Guo Men Wai Ave., Chao Yang District, Beijing 4, 100004, CN)

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