Edaravone is mainly used for the treatment of ischemic cerebrovascular disease, and some side effects may occur during the use of this drug. The more common adverse reactions are mainly manifested as abnormal liver function, and patients may experience an increase in transaminases. In addition, some patients may also experience rash. In addition, the drug may cause a decrease in red blood cells and a change in white blood cells in individual patients, and a change in platelets, which may be increased or decreased. In addition, this drug may also have adverse reactions to the kidneys. Individual patients may experience an increase in urea nitrogen, an increase in serum uric acid, or a decrease in serum uric acid, all of which may be side effects of this drug on the kidneys. In short, edaravone adverse reactions may mainly be manifested in damage to the liver, and allergic reactions such as rash may occur, which are the two more common side effects.