Drug interactions
Bosentan + Venetoclax
Severity: Major
Bosentan and Venetoclax: 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 may reduce venetoclax exposure, potentially decreasing efficacy in leukemia or lymphoma. Moderate CYP3A inducers are advised against in labeling.
What this interaction means in plain words
Bosentan and Venetoclax 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; Venetoclax belongs to Miscellaneous.
Why it happens
Bosentan induces CYP3A4, increasing venetoclax metabolism.
What to do
Avoid the combination and consider alternatives with less CYP3A induction. If unavoidable, monitor disease response closely.
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 Venetoclax
- Clarithromycin + Venetoclax Contraindicated
- Itraconazole + Venetoclax Contraindicated
- Ketoconazole + Venetoclax Contraindicated
- Posaconazole + Venetoclax Contraindicated
- Venetoclax + Voriconazole Contraindicated
- Amiodarone + Venetoclax Major
Frequently asked questions
Can I take Bosentan with Venetoclax?
MediHelp rates the interaction as major. Bosentan and Venetoclax 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 may reduce venetoclax exposure, potentially decreasing efficacy in leukemia or lymphoma. Moderate CYP3A inducers are advised against in labeling.
How serious is the interaction between Bosentan and Venetoclax?
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 and consider alternatives with less CYP3A induction. If unavoidable, monitor disease response closely.
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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