factor VIII + von willebrand factor at a glance
Medicine class
Plasma-derived blood coagulation factor replacement.
Usual roles
Prevention or treatment of bleeding in von Willebrand disease and haemophilia A.
Administration
What is factor VIII + von willebrand factor used for?
Selected products are licensed for:
Prevention and treatment of bleeding, including surgical bleeding, in von Willebrand disease when desmopressin alone is ineffective or contraindicated.
Treatment and prevention of bleeding in congenital haemophilia A.
How does factor VIII + von willebrand factor work?
Von Willebrand factor helps platelets attach at damaged blood vessels and protects factor VIII from rapid breakdown. Factor VIII supports processes that generate thrombin and fibrin. Replacing both proteins supports platelet adhesion and stable clot formation.
factor VIII + von willebrand factor preparations and strengths
Injection
Route: Parenteral
Strengths: 500 units + 1200 units, 1000 units + 2400 units
How to take factor VIII + von willebrand factor
Use only as instructed by the specialist team. Reconstitute the powder aseptically with the supplied solvent, gently swirl rather than shake, and inspect the solution before intravenous administration.
Do not use a cloudy solution or one containing visible flakes or particles.
Do not mix it with other medicines in the same syringe or infusion.
Record the product name and batch number each time it is used.
Home administration should only follow appropriate training.
factor VIII + von willebrand factor side effects
Common or expected effects
- Headache
- Fever
- Allergic-type symptoms such as hives, flushing, nausea, chest discomfort or a fast heartbeat
- Infusion-site burning or stinging
Get urgent medical advice
- Anaphylaxis, including throat or tongue swelling, wheezing, severe breathlessness, low blood pressure or collapse
- A blood clot, which may cause one-sided leg pain or swelling, sudden breathlessness, chest pain or coughing blood
- Factor VIII or von Willebrand factor inhibitors, suspected when expected factor levels are not reached or bleeding remains uncontrolled
factor VIII + von willebrand factor in pregnancy
Evidence in pregnancy is limited. Use only when clearly indicated by the specialist team. People with von Willebrand disease need advance planning and monitoring during pregnancy and birth because bleeding risk may increase around delivery.
factor VIII + von willebrand factor while breastfeeding
Experience during breastfeeding is limited. The specialist and prescriber should consider use only when clearly indicated, taking the bleeding disorder and clinical need into account.
factor VIII + von willebrand factor interactions
Formal interaction evidence is limited, but these practical issues matter:
Aspirin and non-steroidal anti-inflammatory drugs, such as ibuprofen
These can worsen the underlying bleeding tendency; check with the specialist team or pharmacist before use.
Herbal remedies and supplements
Some may increase bleeding, so check with a doctor or pharmacist before taking them.
Other injectable medicines
Do not mix them in the same syringe or infusion because compatibility has not been established.
Common questions about factor VIII + von willebrand factor
Answers are fully visible for fast scanning and source review.
Is factor VIII + von Willebrand factor the same as factor VIII alone?
No. It supplies both factor VIII and von Willebrand factor; factor VIII-only products do not directly replace VWF.
Can it be used at home?
It may be used at home when the treating clinician considers this appropriate and provides practical training and continuing review.
Sources
These sources were used to prepare and review this medicine page.
Prepared and reviewed by the iatroX editorial team.