Drug interactions
Bosentan + Ibrutinib
Severity: Major
Bosentan and Ibrutinib: major interaction.
Last updated
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
Bosentan is a moderate CYP3A4 inducer and can lower ibrutinib plasma concentrations. Reduced exposure may compromise antineoplastic efficacy.
What this interaction means in plain words
Bosentan and Ibrutinib 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.
Bosentan belongs to Miscellaneous; Ibrutinib belongs to Oncology.
Why it happens
Induction of CYP3A4 by bosentan increases ibrutinib metabolism.
What to do
Avoid the combination if possible and choose an alternative to bosentan. If it is unavoidable, monitor for loss of ibrutinib response.
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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Other interactions of Bosentan
- Bosentan + Cyclosporin Contraindicated
- Bosentan + Cyclosporine Contraindicated
- Bosentan + Glyburide Contraindicated
- Bosentan + Glyburide-metformin Contraindicated
- Bosentan + Lonafarnib Contraindicated
- Bosentan + Sparsentan Contraindicated
Other interactions of Ibrutinib
- Abciximab + Ibrutinib Major
- Acetylsalicylic acid + Ibrutinib Major
- Alteplase + Ibrutinib Major
- Amobarbital + Ibrutinib Major
- Apalutamide + Ibrutinib Major
- Apixaban + Ibrutinib Major
Frequently asked questions
Can I take Bosentan with Ibrutinib?
MediHelp rates the interaction as major. Bosentan and Ibrutinib 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. Bosentan is a moderate CYP3A4 inducer and can lower ibrutinib plasma concentrations. Reduced exposure may compromise antineoplastic efficacy.
How serious is the interaction between Bosentan and Ibrutinib?
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 the combination if possible and choose an alternative to bosentan. If it is unavoidable, monitor for loss of ibrutinib response.
What other medicines interact with Bosentan?
MediHelp also lists interactions of Bosentan with, for example, Cyclosporin, Cyclosporine, Glyburide. The full list is on the Bosentan page.
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