About Enoxaparin Sodium A low molecular weight heparin, Anticoagulant. Mechanism of Action of Enoxaparin Sodium Enoxaparin sodium is a low molecular weight heparin that accelerates formation of antithrombin III- thrombin complex and deactivates thrombin and also prevents conversion of fibrinogen to fibrin. Indications for Enoxaparin Sodium 1.To prevent deep vein thrombosis Contra-indications of Enoxaparin Sodium 1.Hypersensitivity to Enoxaparin 2.Uncontrolled active bleeding 3.Allergy to pork products