The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 01, 2005

Filed:

Aug. 07, 2001
Applicants:

Katsuo Kataoka, Tokyo, JP;

Hiroshi Kikuchi, Tokyo, JP;

Tatsuya Suzuki, Tokyo, JP;

Takahiro Shimaya, Tokyo, JP;

Hideo Kobayashi, Tokyo, JP;

Akira Kurosawa, Tokyo, JP;

Koichi Ishido, Tokyo, JP;

Inventors:

Katsuo Kataoka, Tokyo, JP;

Hiroshi Kikuchi, Tokyo, JP;

Tatsuya Suzuki, Tokyo, JP;

Takahiro Shimaya, Tokyo, JP;

Hideo Kobayashi, Tokyo, JP;

Akira Kurosawa, Tokyo, JP;

Koichi Ishido, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K009/20 ; A61K009/48 ; A61F002/00 ;
U.S. Cl.
CPC ...
Abstract

A solid preparation improved in oral absorption and reduced in fluctuations of oral absorption can be obtained by incorporating an organic acid, particularly tartaric acid, in a solid preparation having, as an active ingredient, a high content of a quinolone compound, particularly sitafloxacin, having poor water solubility at pH around neutrality.


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