Anticoagulant of choice for prophylaxis of pulmonary thromboembolism is: September 2011
Heparan sulfate
Protamine sulfate
Low molecular weight heparin
Warfarin
Ans. C: Low molecular weight heparin Small fixed doses of heparin are given deep subcutaneously to prevent venous thromboembolism. LMW Heparins are prepared from native heparin.