1,4-Benzoquinone derivatives and benzene derivatives having cerebral- and cardiac-blood flow improving activities and preventive activities of cerebral ischema with low toxicities, and thus are useful as activators for cardiac and cebral metabolisms, curing agents for heart failure, cardiac and cerebral blood flow improving agents, as well as anti-allergic agents for slow reacting allergy (IV-type allergy).
1,4-苯醌衍
生物和具有改善脑血流和心脏血流的活性以及预防脑缺血的低毒性的苯衍
生物,因此可用作心脏和脑代谢的激活剂,治疗心力衰竭的药剂,改善心脏和脑血流的药剂,以及缓慢反应过敏(IV型过敏)的抗过敏剂。