SC Prophylactic treatment of venous thromboembolic disease in surgery Patient w/ moderate thrombogenic risk 2,000 anti-Xa IU (0.2 mL) daily.
Patient w/ high thrombogenic risk (eg, hip & knee surgery, cancer surgery) 4,000 anti-Xa IU (0.4 mL) once daily.
Prophylactic treatment of DVT in bedridden patient due to acute medical condition 4,000 anti-Xa IU/0.4 mL once daily for 6-14 days.
Prevention of clotting in extracorporeal circulation/hemodialysis Initially 100 anti-Xa IU/kg into arterial line of dialysis circuit at beginning of session as single intravascular bolus inj for a ≤4-hr session, an additional dose of 50-100 anti-Xa IU/kg may be injected if fibrin rings are found.
Hemodialysis patient w/ high risk hemorrhage (especially dialysis before or after surgery) or w/ active hemorrhage 50 anti-Xa IU/kg (double vascular access) or 75 anti-Xa IU/kg (single vascular access).
DVT w/ or w/o pulmonary embolism, w/o signs of clinical severity 2 inj daily at 12-hr intervals w/ a dose of 100 anti-Xa IU/kg for patient 40-100 kg for 10 days. Oral anticoagulant therapy should be quickly initiated.
Unstable angina/non-Q-wave MI 100 anti-Xa IU/kg SC twice daily at 12-hr intervals w/ aspirin 75-325 mg orally, following min loading dose of 160 mg for 2-8 days until clinically stable.
Acute ST-segment elevation MI & in combination w/ thrombolytic agent in patient eligible or not for subsequent coronary angioplasty Initially 3,000 anti-Xa IU IV bolus inj followed by 100 anti-Xa IU/kg SC w/in 15 min then every 12 hr. Max: 10,000 anti-Xa IU for the 1st 2 SC doses. 1st dose should be administered between 15 min before & 30 min after start of thrombolytic treatment. Max duration: 8 days. Concomitant therapy w/ aspirin: 75-325 mg daily for at least 30 days.
Patient treated by coronary angioplasty 30 anti-Xa IU/kg IV bolus if last SC inj was performed >8 hr before balloon inflation.
Elderly ≥75 yr 75 anti-Xa IU/kg SC every 12 hr. Max dose: 7,500 anti-Xa IU for the 1st 2 SC inj.