申请人:Takeda Pharmaceutical Company Limited
公开号:EP2077262A1
公开(公告)日:2009-07-08
Provided are an iminopyridine derivative having a selective α1D adrenergic receptor antagonistic action and useful as an agent for the prophylaxis or treatment of a lower urinary tract disease and the like, and a screening method for a compound having an α1D adrenergic receptor antagonistic action. An α1D adrenergic receptor antagonist containing a compound represented by the formula:
wherein each symbol is as defined in the specification, or a salt thereof, and a method of screening for an agent having an α1D adrenergic receptor antagonistic action for the prophylaxis or treatment of a lower urinary tract disease, which includes measuring the bladder smooth muscle tension of rats with bladder outlet obstruction.
提供了一种具有选择性α1D肾上腺素能受体拮抗作用的咪唑吡啶衍生物,可用作预防或治疗下尿路疾病等药物,以及一种筛选具有α1D肾上腺素能受体拮抗作用的化合物的方法。该α1D肾上腺素能受体拮抗剂包含由下式表示的化合物或其盐:其中,每个符号如规范中所定义。该方法包括测量具有膀胱出口梗阻的大鼠膀胱平滑肌张力的药物,用于预防或治疗下尿路疾病的α1D肾上腺素能受体拮抗剂的筛选方法。