BeneFix Side Effects
Generic Name: coagulation factor ix
Note: This page contains information about the side effects of coagulation factor ix. Some of the dosage forms included on this document may not apply to the brand name BeneFix.
Not all side effects for BeneFix may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.
For the Consumer
Applies to coagulation factor ix: intravenous powder for solution
In addition to its needed effects, some unwanted effects may be caused by coagulation factor ix (the active ingredient contained in BeneFix). In the event that any of these side effects do occur, they may require medical attention.
If any of the following side effects occur while taking coagulation factor ix, check with your doctor or nurse immediately:Incidence not known
- blurred vision
- burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
- chest pain
- difficult or labored breathing
- difficulty with swallowing
- dizziness or lightheadedness
- dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
- fast heartbeat
- large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
- pains in the chest, groin, or legs, especially calves of the legs
- puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
- severe headaches of sudden onset
- shortness of breath
- skin rash
- sudden loss of coordination
- sudden onset of shortness of breath for no apparent reason
- sudden onset of slurred speech
- sudden shortness of breath or troubled breathing
- sudden vision changes
- tenderness, pain, swelling, warmth, skin discoloration, and prominent superficial veins over affected area
- tightness in the chest
- unusual drowsiness, dullness, tiredness, weakness, or feeling of sluggishness
- unusual tiredness or weakness
Some of the side effects that can occur with coagulation factor ix may not need medical attention. As your body adjusts to the medicine during treatment these side effects may go away. Your health care professional may also be able to tell you about ways to reduce or prevent some of these side effects. If any of the following side effects continue, are bothersome or if you have any questions about them, check with your health care professional:Less common
- Change in taste
- loss of taste
- pain in the arms or legs
For Healthcare Professionals
Applies to coagulation factor ix: intravenous kit, intravenous powder for injection
Hypersensitivity side effects have included hypersensitivity reactions, including bronchospastic reactions and/or hypotension and anaphylaxis.
Hematologic side effects have included and the development of high-titer inhibitors necessitating alternative treatments to factor IX replacement therapy.
Gastrointestinal side effects have included nausea and vomiting.
Dermatologic side effects have included hives, rash, and flushing.
Local side effects have included Injection site reaction, Injection site pain, cellulitis at IV site, and phlebitis at IV site.
Nervous system side effects have included headache, dizziness, taste perversion (altered taste), shaking, and drowsiness.
Respiratory side effects have included dry cough, hypoxia, chest tightness, and dyspnea (respiratory distress)
General side effects have included fever.
Ocular side effects have included blurred vision.
Renal side effects have e included renal infarction.
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