Edaravone, i.e. edaravone injection, its price per bottle is affected by the region, drug specifications and drug manufacturers and other factors, there is a big difference, generally ranging from 12-90 dollars. Edaravone Injection is a cerebral blood circulation improvement drug and a pro-intellectual drug, and its main ingredient is edaravone, which can be used to improve the neurological symptoms, activities of daily living ability and dysfunction caused by acute cerebral infarction. It is an injectable drug and should be used in medical institutions according to the doctor’s prescription. The price of each injection is 12-90 yuan, depending on the charges of the local medical institutions. Adverse reactions include injection site rash, redness, swelling and fever, systemic allergies (such as rash, herpes, swelling, scratching sensation, etc.), but also may occur in acute renal failure, hepatic function abnormalities, disseminated intravascular coagulation and other serious adverse reactions, at this time the drug should be discontinued and correct treatment, so the history of allergic reaction to the product and severe renal failure should be contraindicated in patients with allergic history and patients with renal failure.