Compounds represented by formula (I)
wherein all symbols represent the same meanings as described in specification. and salts thereof. Since the compound represented by the formula (I) binds and antagonizes to DP receptor, it is useful for the prevention or treatment against the disease such as allergic disorder, diseases accompanied with itching, secondary diseases generated by behaviors caused by itching, inflammation, chronic obstructive pulmonary disease, ischemic reperfusion disorder, pleuritis complicated by rheumatoid arthritis, cerebrovascular disease, and ulcerative colitis.
化学式为(I)的化合物及其盐,其中所有符号的含义如规范中所述。由于
化学式(I)所代表的化合物能够结合和拮抗DP受体,因此它对于预防或治疗过敏性疾病、伴随瘙痒的疾病、由于瘙痒引起的行为所导致的继发性疾病、炎症、慢性阻塞性肺疾病、缺血再灌注障碍、风湿性关节炎并发的胸膜炎、脑血管疾病和溃疡性结肠炎等疾病具有用处。