Used primarily as an anticoagulant in medical settings to prevent and treat blood clots. Commonly administered during surgeries, dialysis, and blood transfusions to ensure smooth blood flow. Also utilized in the treatment of conditions like deep vein thrombosis, pulmonary embolism, and atrial fibrillation. In diagnostic labs, it is added to blood collection tubes to prevent clotting in samples. Additionally, it is applied in coating medical devices, such as catheters and stents, to reduce the risk of clot formation. Its ability to inhibit clotting factors makes it essential in various therapeutic and clinical applications.