Pancreatic kininogenase enteric-coated tablets, also known as pancreatic kininogenase, can be taken if there is no heart disease and if it is required in other circumstances. It can be taken if the patient has microcirculatory disorders such as retinal and hypertension. Pancreatic kininogenase has the effect of dilating blood vessels, improving microcirculation, activating fibrinolytic enzymes, lowering blood viscosity, preventing platelet coagulation, and preventing thrombosis. It is mainly applied to those with leukocyte adhesion and thrombosis, as well as cerebral infarction, diabetes mellitus complicating vascular lesions, such as fundopathy, neuropathy, etc.; cerebral arteriosclerosis, cerebral thrombosis, cerebral accident recovery, vascular dementia and so on. Taking this drug may occasionally have rash, skin itching and other allergic reactions, which will gradually disappear after stopping the drug. It is best to take the whole tablet on an empty stomach, and should be used with caution in patients with recent cerebrovascular accidents, cerebral hemorrhage or other bleeding tendencies. In addition, it is forbidden to use it for patients with tumors, increased intracranial pressure, heart failure, acute myocardial infarction, acute bleeding. The above drugs should be used under the guidance of a doctor.