Von willebrand factor recombinant (By injection)
Von Willebrand Factor Recombinant (Von WILL-a-brand FAK-tor re-KOM-bin-ant)
Controls and prevents bleeding in patients with von Willebrand disease.
VonvendiThere may be other brand names for this medicine.
When This Medicine Should Not Be Used:This medicine is not right for everyone. Do not use it if you had an allergic reaction to von Willebrand factor recombinant.
How to Use This Medicine:
- Your doctor will prescribe your dose and schedule. This medicine is given through a needle placed in a vein.
- A nurse or other health provider will give you this medicine.
- You may be taught how to give your medicine at home. Make sure you understand all instructions before giving yourself an injection. Do not use more medicine or use it more often than your doctor tells you to.
- Use a new needle and syringe each time you inject your medicine.
- Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.
- Missed dose: Call your doctor or pharmacist for instructions.
- If you store this medicine at home, keep it in the refrigerator. Do not freeze. You may store the mixed medicine at room temperature for no longer than 3 hours.
Drugs and Foods to Avoid:
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
Warnings While Using This Medicine:
- Tell your doctor if you are pregnant or breastfeeding.
- This medicine may increase your risk for blood clots. Tell your doctor if you have a history of blood clots.
- Your doctor will do lab tests at regular visits to check on the effects of this medicine. Keep all appointments.
Possible Side Effects While Using This Medicine:
Call your doctor right away if you notice any of these side effects:
- Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
- Chest pain, coughing up blood, trouble breathing, fainting
- Numbness or weakness on one side of your body, sudden or severe headache, problems with speech, vision, or walking
- Swelling or skin discoloration
If you notice these less serious side effects, talk with your doctor:
- Pain, itching, burning, swelling, or a lump under your skin where the needle is placed
If you notice other side effects that you think are caused by this medicine, tell your doctor
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088
Last Updated: 9/4/2017
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