anticoagulant resistance
hypersensitivity reaction, severe or life-threatening (SC, IM, or IV use)
anaphylaxis (SC, IM, or IV use)
hyperbilirubinemia (neonates)
hemolytic anemia (neonates)
taste changes (SC, IM, or IV use)
flushing (SC, IM, or IV use)
injection site hematoma
injection site pain
Vitamin K
Prothrombin complex concentrates
Vitamin B12
Protamine sulfate
Fresh frozen plasma
Blood products
EDTA
Tdap