Acute cerebral infarction is the necrosis of brain tissue due to acute occlusion of cerebral arteries, which can cause corresponding symptoms of neurological deficits, and early treatment of intravenous thrombolysis or arterial thrombolysis is the most effective. Commonly used drugs cost: 1, the most commonly used drug is rt-PA, which is divided into two specifications: 20mg/branch, each about 2500 yuan; 50mg/branch, each about 5500 yuan. Clinically, the drug is administered according to the patient’s weight.2. It is urokinase, which is usually 100,000 units/branch, about more than$60 per branch, and 1 to 1.5 million units per dose.