Heparin sodium API is a natural anti-clotting substance found in the liver and is now mainly extracted from the mucous membranes of the lungs of cows and the small intestine of pigs.

　　Heparin sodium API is made by enzymic hydrolysis, saltysis, CTAB* extraction and other methods. It is mainly used to inhibit blood clotting, inhibit platelets, regulate blood lipids, and heparin has anti-inflammatory and anti-allergic effects.

　　But heparin has adverse reactions, the main adverse reaction is easy to cause spontaneous bleeding, characterized by a variety of mucosal bleeding, articular cavity hemorrhage and wound bleeding, etc., and heparin induced thrombocytopenia is a kind of drug induced thrombocytopenia, is a serious complication of heparin therapy, when used to follow the doctor's advice.