Drug interactions
Apixaban + Betrixaban
Severity: Major
Apixaban and Betrixaban: major interaction.
Last updated Sources: US FDA label
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Both are oral factor Xa inhibitors, so combining them duplicates anticoagulation and raises the risk of major bleeding. A brief overlap is acceptable only when switching agents.
What this interaction means in plain words
Apixaban and Betrixaban can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Why it happens
Additive factor Xa inhibition from two agents of the same class.
What to do
Avoid concurrent use; when switching, start the new agent when the next dose of the other is due. Monitor for bleeding.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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References
Other interactions of Apixaban
- Apixaban + Dabigatran Contraindicated
- Apixaban + Defibrotide Contraindicated
- Apixaban + Edoxaban Contraindicated
- Apixaban + Ketorolac Contraindicated
- Apixaban + Mifepristone Contraindicated
- Abciximab + Apixaban Major
Frequently asked questions
Can I take Apixaban with Betrixaban?
MediHelp rates the interaction as major. Apixaban and Betrixaban can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Both are oral factor Xa inhibitors, so combining them duplicates anticoagulation and raises the risk of major bleeding. A brief overlap is acceptable only when switching agents.
How serious is the interaction between Apixaban and Betrixaban?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid concurrent use; when switching, start the new agent when the next dose of the other is due. Monitor for bleeding.
What other medicines interact with Apixaban?
MediHelp also lists interactions of Apixaban with, for example, Dabigatran, Defibrotide, Edoxaban. The full list is on the Apixaban page.
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