申请人:FUJISAWA PHARMACEUTICAL CO., LTD.
公开号:EP0882718A1
公开(公告)日:1998-12-09
Novel benzimidazole derivatives represented by the formula (I):
wherein R3 is a carboxyl group, a esterified carboxyl group, an amidated carboxyl group, an amino group, an amido group, or a sulfonyl group, or their pharmaceutically acceptable salts. Because of their blood sugar-depressing effect or PDE5 inhibitory effect, these compounds or salts thereof are useful as medicines for treating impaired glucose tolerance, diabetes, diabetic complications, syndrome of insulin resistance, hyperlipidemia, atherosclerosis, cardiovascular disorders, hyperglycemia, or hypertension; or stenocardia, hypertension, pulmonary hypertension, congestive heart failure, glomerulopathy, tubulointerstitial disorders, renal failure, atherosclerosis, angiostenosis, distal angiopathy, cerebral apoplexy, chronic reversible obstructions, allergic rhinitis, urticaria, glaucoma, diseases characterized by enteromotility disorders, impotence, diabetic complications, nephritis, cancerous cachexia, or restenosis after PTCA.
由式(I)代表的新型苯并咪唑衍生物:
其中 R3 是羧基、酯化羧基、酰胺化羧基、氨基、酰胺基或磺酰基,或它们的药学上可接受的盐。由于具有降低血糖的作用或抑制 PDE5 的作用,这些化合物或其盐类可用作治疗糖耐量受损、糖尿病、糖尿病并发症、胰岛素抵抗综合征、高脂血症、动脉粥样硬化、心血管疾病、高血糖或高血压的药物;或狭窄性心肌病、高血压、肺动脉高压、充血性心力衰竭、肾小球病变、肾小管间质病变、肾功能衰竭、动脉粥样硬化、血管狭窄、远端血管病变、脑中风、慢性可逆性阻塞、过敏性鼻炎、荨麻疹、青光眼、以肠蠕动障碍为特征的疾病、阳痿、糖尿病并发症、肾炎、癌症恶病质或 PTCA 后再狭窄。