申请人:Yoshitomi Pharmaceutical Industries, Ltd.
公开号:US05198452A1
公开(公告)日:1993-03-30
A styryl compound of the formula(I): ##STR1## wherein each symbol is as defined in the specification, a pharmaceutically acceptable salt or an ester thereof is disclosed. Since the compounds of the present invention possess potent and long-lasting leukotriene-antagonistic actions and inhibitory actions against leukotriene, and exhibit better absorption by the oral administration. Further, the compounds of the present invention possess 5-lipoxygenase-inhibitory actions and/or cyclooxygenase-inhibitory actions, inhibitory actions to biosynthesis of LTB4, chemotactic actions against human leucoccyte, chymase-inhibitory actions, inhibitory actions to release of histamine or antihistamine actions. Therefore, they are useful as the prophylactic and therapeutic medicines for brochial asthma, chronic bronchitis, atopic dermatitis, allergic rhinitis, allergic arthritis, allergic conjunctivitis, hay fever, urticaria, alimentary allergy, pain, pyretolysis, rheumatoid, thrombosis, coronary vascular diseases, ischemic heart disease, peptic or duodenal ulcer and the like.
本发明公开了一种具有式(I)结构的苯乙烯基化合物:##STR1##其中每个符号的定义如说明书中所述,及其药学上可接受的盐或酯。由于本发明的化合物具有强效且持久的白三烯拮抗作用和抑制白三烯的作用,并且通过口服给药表现出更好的吸收。此外,本发明的化合物具有5-脂氧合酶抑制作用和/或环氧合酶抑制作用,抑制LTB4的生物合成,对人白细胞的趋化作用,糜蛋白酶抑制作用,抑制组胺释放或抗组胺作用。因此,它们可作为预防和治疗支气管哮喘、慢性支气管炎、特应性皮炎、过敏性鼻炎、过敏性关节炎、过敏性结膜炎、花粉热、荨麻疹、食物过敏、疼痛、退热、类风湿、血栓、冠状血管疾病、缺血性心脏病、胃溃疡或十二指肠溃疡等疾病的药物。