15+ Years Experience
Recombinant factor IX is the recommended choice for the treatment of hemophilia B by the National Hemophilia Foundation's Medical and Scientific Advisory Council (MASAC).
1997-2012
Celebrating 15+ years of experience
From T-ball to baseball, tree houses to real houses, BeneFix has stood shoulder to shoulder with the hemophilia B community. As a leader in recombinant factor IX therapy for more than 15 years, BeneFix continues to strive to bring innovation and support that make a difference in your life and the lives of your loved ones.
Sign up at HemophiliaVillage.com to receive the latest news on BeneFix and stories from the hemophilia community.
A history of innovation that's future focused
Since 1997, BeneFix has been a leader in recombinant factor IX therapy.
Pfizer stands committed to understanding the changing needs of the hemophilia community
The reformulation and increased vial size options are examples of how Pfizer Hemophilia has been responsive to the evolving needs of the hemophilia B community.
Today, Pfizer Hemophilia is actively pursuing partnerships with world-renowned leaders in biotechnology and scientific research to bring innovation to hemophilia patients.
Be prepared
Stay ahead of the curve with this list of helpful
downloadable tools.
Find out how Pfizer can assist you with co-pay, deductible, and coinsurance costs.
Wherever you are, find local chapters, Hemophilia Treatment Centers, and contact information for hemophilia specialists.
Gain access to Pfizer medicines through reimbursement support services and the patient assistance program.
Community voice
Hear stories first-hand, find out how to get involved, and get the answers you've been looking for.
Jump into the graphic saga of Bill and Grace.
Your opinion and your vote count!
Our history,
your future
150 years of history behind you. Learn more here.
Community events
See what's shakin' around town and the country.
Rapid Reconstitution (R2) video
See how to use BeneFix here!
The Villager
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hemophilia B.
Hemophilia Village
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Live inspired.
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What Is BeneFix?
BeneFix® Coagulation Factor IX (Recombinant) is an injectable medicine that is used to help control and prevent bleeding in people with hemophilia B. Hemophilia B is also called congenital factor IX deficiency or Christmas disease.
BeneFix is NOT used to treat hemophilia A.
Important Safety Information for BeneFix
BeneFix is contraindicated in patients who have manifested life-threatening, immediate hypersensitivity reactions, including anaphylaxis, to the product or its components, including hamster protein.
Call your health care provider right away if your bleeding is not controlled after using BeneFix.
Allergic reactions may occur with BeneFix. Call your health care provider or get emergency treatment right away if you have any of the following symptoms: wheezing, difficulty breathing, chest tightness, your lips and gums turning blue, fast heartbeat, facial swelling, faintness, rash or hives.
Your body can make antibodies, called "inhibitors," which may interfere with the effectiveness of BeneFix.
If you have risk factors for developing blood clots, such as a venous catheter through which BeneFix is given by continuous infusion, BeneFix may increase the risk of abnormal blood clots. The safety and efficacy of BeneFix administration by continuous infusion have not been established.
Some common side effects of BeneFix are nausea, injection site reaction, injection site pain, headache, dizziness and rash.
*BeneFix was approved February 11, 1997.
Please see full Prescribing Information for BeneFix.
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit
www.fda.gov/medwatch, or call 1-800-FDA-1088.
The health information contained herein is provided for educational purposes only and is not intended to replace discussions with a health care provider. All decisions about patient care must be made with a health care provider, considering the unique characteristics of the patient.
The product information provided in this site is intended for residents of the United States. The products discussed herein may have different product labeling in different countries.
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