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. 10, 2017
Filed:
Jul. 31, 2013
Kyowa Hakko Kirin Co., Ltd., Tokyo, JP;
Takayuki Furuta, Tokyo, JP;
Takashi Sawada, Tokyo, JP;
Tomohiro Danjo, Tokyo, JP;
Takahiro Nakajima, Tokyo, JP;
Noriaki Uesaka, Tokyo, JP;
Kyowa Hakko Kirin Co., Ltd., Tokyo, JP;
Abstract
The ring-fused heterocyclic compound or a pharmaceutically acceptable salt thereof according to the present invention has a T-type calcium channel regulatory effect, and is useful, for example, as a medicament for treating and/or preventing pruritus. The present invention provides a ring-fused heterocyclic compound represented by the following general formula (I) or a pharmaceutically acceptable salt thereof and the like which has a T-type calcium channel regulatory effect and is useful as a therapeutic and/or preventive agent for pruritus, and the like. [wherein, Rrepresents optionally substituted lower alkyl and the like, Rrepresents optionally substituted lower alkyl and the like, Rrepresents the formula (II): (wherein, n represents 0 or 1, Rrepresents a hydrogen atom and the like, Rrepresents a hydrogen atom and the like, and Rrepresents a hydrogen atom and the like) and the like, Q represents a hydrogen atom and the like, and Wrepresents a nitrogen atom and the like, Wrepresents a nitrogen atom and the like].