A benzamidine derivative of the following formula, analogs thereof and pharmaceutically acceptable salts thereof have an effect of inhibiting the blood coagulation based on their excellent effect of inhibiting activated blood-coagulation factor X. Thus, a blood-coagulation inhibitor or an agent for preventing or treating thrombosis or embolism, containing one of those compounds as the active ingredient, is provided.
下式中的
苯甲脒衍
生物、其类似物及其药学上可接受的盐类具有抑制血液凝固的作用,这是因为它们对活化的血液凝固因子 X 具有极佳的抑制作用。因此,我们提供了一种血液凝固
抑制剂或预防或治疗血栓或栓塞的药物,其中含有这些化合物之一作为活性成分。