<unk>  is an {{{drugClass}}} that is FDA approved for the treatment of hemophilia B.   Common adverse reactions include headache, fever, chills, flushing, nausea, vomiting, tingling lethargy, hives, or manifestation of allergic reactions.
Factor ix complex
Factor IX complex
Thrombus precursor protein 
Coagulation factor IX
Coagulation factor XIII A-subunit
Coagulation factor VIIa
Antihemophilic Factor 
Antihemophilic factor