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. 11, 2011
Filed:
May. 23, 2001
Yuso Tomohira, Tokushima, JP;
Tadashi Mukai, Naruto, JP;
Minoru Kashimoto, Naruto, JP;
Masakazu Nagasawa, Tokushima, JP;
Tetsuroh Ichiba, Tokushima, JP;
Daisuke Kuribayashi, Kakogawa, JP;
Yoshikazu Oka, Tokushima, JP;
Hajime Toguchi, Nishinomiya, JP;
Yuso Tomohira, Tokushima, JP;
Tadashi Mukai, Naruto, JP;
Minoru Kashimoto, Naruto, JP;
Masakazu Nagasawa, Tokushima, JP;
Tetsuroh Ichiba, Tokushima, JP;
Daisuke Kuribayashi, Kakogawa, JP;
Yoshikazu Oka, Tokushima, JP;
Hajime Toguchi, Nishinomiya, JP;
Otsuka Pharmaceutical Co., Ltd., Tokyo, JP;
Abstract
Disclosed is a method for stabilizing a solid pharmaceutical preparation containing a pharmacological substance and sodium lauryl sulfate, the method comprising incorporating into the preparation at least one member selected from the group consisting of neutral salts, basic salts and basic substances. The preparation containing sodium lauryl sulfate prepared by the method of the invention has superior performance, including high storage stability, suppression of discoloration and deterioration, and prevention of change in its properties, such as the dissolution rate of pharmacological substance from the preparation.