Allergy to class/drug
Hematopoietic disorders (e.g. neutropenia, thrombocytopenia, or past history of TTP or aplastic anemia)
Active bleeding
Severe liver disease
Ticlopidine
Rivaroxaban
Eptifibatide
Apixaban
Ticagrelor
Clopidogrel
Enoxaparin
Bivalirudin