Examples of anti-thrombotic compounds used include antiplatelet agents such as aspirin, clopidogrel, ticlopidine, dipyridamole, GPIIb/IIIa antagonists, anti-coagulants (such as thrombin inhibitors, warfarin, factor Xa inhibitors, heparin and low molecular weight heparins) and fibrinolytic agents (such as streptokinase, tissue plasminogen activator and tenecteplase).