PRECAUTIONS: Before using factor IX, tell your doctor or pharmacist if you are allergic to factor IX products; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.Before using this medication, tell your doctor or pharmacist your medical history, especially of: other clotting disorders (e.g., disseminated intravascular coagulation-DIC), heart disease (e.g., coronary artery disease), immune system problems, recent surgery/procedure, liver disease.Before having surgery, tell your doctor or dentist that you are using this medication.Since this medication is made from human blood, there is a very small chance that you may get infections from it (e.g., viral infections such as hepatitis). It is recommended that you get the appropriate vaccinations (e.g., for hepatitis A and B) and that people giving this medication handle the medication with special caution to prevent viral infections. Consult your doctor for more details.During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.It is not known whether this medication passes into breast milk. Consult your doctor before breast-feeding.
DRUG INTERACTIONS: Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.Some products that may interact with this drug include: drugs that help with clotting (e.g., tranexamic acid).
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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