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:
Jun. 06, 1995
Filed:
Aug. 20, 1993
Yasuo Ikeda, Narashino, JP;
Shuichi Kasai, Narita, JP;
Satoru Enomoto, Narita, JP;
Katsumi Imamori, Yotsukaido, JP;
Akira Iwasa, Yotsukaido, JP;
SS Pharmaceutical Co., Ltd., Tokyo, JP;
Abstract
An antiinflammatory and analgesic gel preparation comprising diclofenac or its salts, an ester of dibasic acid, a lower alcohol, and a nonionic polymer or a mixture of nonionic polymers selected from the group consisting of (a) 1.5-4% by weight of hydroxypropyl cellulose having a molecular weight of 500,000 or greater, (b) 2-4% by weight of hydroxyethyl cellulose having a molecular weight of 1,250,000 or greater, and (c) 1.5-4% by weight of a mixture of hydroxypropyl cellulose having a molecular weight of 500,000 or greater and hydroxyethyl cellulose having a molecular weight of 1,250,000 or greater, and having a viscosity of 5,000-35,000 cps and an yield value of 5 dyn/cm.sup.2 or greater. The gel preparation is excellent in the percutaneous absorption of diclofenac or its salts and provides good properties upon use and superior medical effects of diclofenac or its salts.