Title:
METHOD FOR PRODUCTION OF SUSTAINED RELEASE TABLET
Document Type and Number:
WIPO Patent Application WO/2008/059792
Kind Code:
A1
Abstract:
Disclosed is a method for producing a sustained release tablet comprising a pharmaceutical component which can be administered through an oral route, in a simple manner while maintaining the uniform content of the pharmaceutical component in the tablet. An excipient and an enteric coating agent are granulated while spraying a solution or suspension of a pharmaceutical component which can be administered through an oral route, thereby producing a granule A. The granule A is mixed with a mixture B which contains a hydrogel-forming substance, and the resulting mixture is shaped into a tablet.
Inventors:
NAKASHIMA KATASHI (JP)
KAZAMA KAZUO (JP)
KAZAMA KAZUO (JP)
Application Number:
PCT/JP2007/071919
Publication Date:
May 22, 2008
Filing Date:
November 12, 2007
Export Citation:
Assignee:
KYORIN SEIYAKU KK (JP)
NAKASHIMA KATASHI (JP)
KAZAMA KAZUO (JP)
NAKASHIMA KATASHI (JP)
KAZAMA KAZUO (JP)
International Classes:
A61K9/20; A61J3/06; A61K9/28; A61K47/38
Domestic Patent References:
| WO1994006414A1 | 1994-03-31 |
Foreign References:
| JPS63227519A | 1988-09-21 | |||
| JP2003534269A | 2003-11-18 | |||
| JPH04501411A | 1992-03-12 | |||
| JPS63215620A | 1988-09-08 | |||
| JPS62120315A | 1987-06-01 | |||
| JPH11514332A | 1999-12-07 | |||
| JPH0920663A | 1997-01-21 | |||
| JPH09169645A | 1997-06-30 | |||
| JPH09315969A | 1997-12-09 | |||
| JPH1053524A | 1998-02-24 |
Other References:
See also references of EP 2090298A4
Attorney, Agent or Firm:
KUMAKURA, Yoshio et al. (Shin-Tokyo Bldg. 3-1,Marunouchi 3-chome, Chiyoda-ku, Tokyo 55, JP)
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