Which of the following anticoagulants is a direct thrombin inhibitor, often used as an alternative to heparin in patients with heparin-induced thrombocytopenia?

A Argatroban
B Fondaparinux
C Rivaroxaban
D Warfarin
Argatroban is a direct thrombin inhibitor that is often used as an alternative to heparin in patients with heparin-induced thrombocytopenia, as it does not cross-react with heparin antibodies.
New England Journal of Medicine, 2018
Hematology Hematology: Coagulation Disorders Hematology: Coagulation Disorders Medium MEDICAL Confidence: high