In recent years, cardiovascular system diseases are very common, and they are a big group of diseases that seriously threaten human life and health. Heparin sodium is an effective drug for the treatment of a variety of cardiovascular diseases, especially thrombophlebitis, myocardial infarction, pulmonary embolism, and venous thrombosis of the lower extremities. However, the possible side effects should also be noted.

　　In clinical use, heparin sodium can be used to treat thrombophlebitis, myocardial infarction, pulmonary embolism, lower extremity deep venous embolism and other cardiovascular diseases. What does heparin sodium do? Can reach heparin sodium to bring adverse reaction to the patient? Heparin may prevent thrombotic or embolic disease, but there are some adverse conditions that patients should be cautious about taking.

　　Heparin sodium is a sodium salt of aminoglucan sulfate extracted and refined from the intestinal mucosa of pigs. It belongs to mucosaccharide.

　　The physicochemical properties of heparin sodium with strong electric charge can interfere with many links of the hemagglutination process, and it has anticoagulant effect both inside and outside the human body. So for some cardiovascular diseases, such as thrombophlebitis, myocardial infarction, pulmonary embolism, lower limb deep vein thrombosis and other diseases have the effect of preventing thrombosis and thromboembolic diseases.

　　During the use of heparin sodium, some adverse reactions may also occur, most commonly bleeding. Therefore, the time of coagulation should be monitored before each injection. If serious bleeding occurs after injection, protamine sulfate should be injected for rescue.

　　In addition, there are patients will have chills, fever, urticaria and other allergic reactions, a few have asthma, rhinitis, tears, headache, nausea and vomiting. If use the word of hypodermic deep injection, still can appear local stimulation erythea, oedema, ulcer to wait, rare still have thrombocytopenia to wait. Although these adverse reactions are small, but more serious, so it is important to be cautious.

　　Of heparin in the treatment of cardiovascular diseases in preventing blood clots travel, etc., has played a very important role, but the drug is not able to use, especially allergic to it, there is bleeding, blood clotting tardy person such as traumatic ulcer patient is still need to be careful with or is disabled, follow the guidance of professional doctors, ensure drug safety, is must to do.