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.
Patent No.:
Date of Patent:
Jan. 09, 1990
Filed:
Apr. 18, 1988
Applicant:
Inventors:
Yasushi Takagishi, Hyogo, JP;
Toshihiro Ogura, Osaka, JP;
Kenji Sasaki, Nara, JP;
Shunji Nagata, Hyogo, JP;
Assignee:
Shionogi & Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424468 ; 424469 ; 424470 ; 424472 ; 424488 ;
Abstract
A favorable sustained-releasing property is given to granular preparations by incorporating therein at least one C.sub.16 -C.sub.18 saturated fatty acid and/or metal salts thereof at a rate of 10-50% of the total weight of the dosage form. The disclosed dosage form releases the active ingredient both in a low pH region of the stomach and in a high pH region of the intestine at an appropriate rate.