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:
Nov. 20, 2018
Filed:
Apr. 09, 2010
Hirokazu Kobayashi, Yokohama, JP;
Eiko Kosugi, Yokohama, JP;
Nobuo Kubota, Yokohama, JP;
Pola Pharma Inc., Tokyo, JP;
Nihon Nohyaku Co., Ltd., Tokyo, JP;
Abstract
In a pharmaceutical composition for external use containing a compound such as luliconazole and/or a salt thereof in an amount of 5% by mass or more, comprised is/are acetone, a polyoxyethylene alkyl (having 8 to 30 carbon atoms) ether, and/or a polyoxyethylene alkenyl (having 8 to 30 carbon atoms) ether. Provided is a preparation using a solvent other than crotamiton, propylene carbonate, and N-methyl-2-pyrrolidone as a solvent for solubilization and steric stabilization and having the following properties: 1) when a compound represented by the general formula (1) and/or a salt thereof has a stereoisomer, the amount of the stereoisomer of the compound and/or a salt thereof produced under a preservation condition of 60° C. for 3 weeks is 1% by mass or less with respect to the total mass of the compound and/or a salt thereof at the beginning of preservation; 2) the preparation is in a clear liquid state when preserved at a constant temperature of 20° C. immediately after manufacture; and 3) no crystal is deposited when the preparation is preserved at 5° C. for 2 weeks after manufacture.