申请人:Kissei Pharmaceutical Co., Ltd.
公开号:US07563822B2
公开(公告)日:2009-07-21
The present invention relates to an agent for the prevention or treatment of a renal disease comprising as an active ingredient a 5-amidino-2-
hydroxybenzenesulfonamide derivative represented by the general formula:
wherein R1 is a hydrogen atom or an optionally substituted alkyl group;
R2 is a dialkylamino group, an alkyl group, a cycloalkyl group, an optionally substituted aryl group etc.;
T is an oxygen atom, a sulfur atom etc.;
Q is a hydrogen atom or an optionally substituted alkyl group; and Z is a hydrogen atom, a hydroxy group etc.,
or a pharmaceutically acceptable salt thereof which has an inhibitory effect on mesangial cell proliferation and a decreasing effect on protein excretion in urine, and are useful for preventing or treating of various renal diseases such as IgA nephropathy, diabetic nephropathy, nephritic syndrome and the like.
本发明涉及一种用于预防或治疗肾脏疾病的药剂,其包括一种5-酰胺基-2-羟基苯磺酰胺衍生物,该衍生物由下式表示:其中,R1是氢原子或可选取代的烷基;R2是二烷基氨基基团、烷基、环烷基、可选取代的芳基等;T是氧原子、硫原子等;Q是氢原子或可选取代的烷基;Z是氢原子、羟基等,或其药学上可接受的盐,该药剂具有抑制系膜细胞增殖和减少尿蛋白排泄的作用,可用于预防或治疗各种肾脏疾病,如IgA肾病、糖尿病肾病、肾炎综合征等。