【heparin】

 

The mucous membrane scraped from the casing contains a natural anticoagulant substance, which can be used to make heparin. As an anticoagulant, heparin is a polymer composed of two polysaccharides connected alternately, and has anticoagulant effects both in vivo and in vitro. Clinically, it is mainly used for thromboembolic diseases, myocardial infarction, cardiovascular surgery, cardiac catheterization, extracorporeal circulation, hemodialysis, etc. With the progress of pharmacology and clinical medicine, the application of heparin has been expanding.