PYRAZOLONE COMPOUNDS FOR TREATING CEREBROVASCULAR DISORDERS

摘要

A drug for the treatment of cerebrovascular disorders associated with insufficient cerebral circulation such as ischemic stroke, which comprises a pharmaceutically effective amount of a pyrazolone compound of structural Formula (I): or a pharmaceutically acceptable salt thereof, or a pseudo-polymorphic form thereof, administered at a controlled dose so that the plasma concentration of unchanged form is kept constant for a predetermined period of time and so that the compound may exhibit a higher effect.