Pharmacokinetics of Enoxaparin in Intensive Care Patients

To evaluate the pharmacokinetics of the thromboprophylactic agent enoxaparin in critically ill patients by comparing plasma anti-factor Xa activity when enoxaparin is administered either as a continuous intravenous infusion or subcutaneous bolus once daily.

To investigate possible ongoing coagulation by coagulation markers during antithrombotic therapy with standard doses of enoxaparin