Drug interactions
Bosentan + Ivabradine
Severity: Moderate
Bosentan and Ivabradine: moderate 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 induces CYP3A4 and may reduce ivabradine exposure and effect on heart rate.
What this interaction means in plain words
Bosentan and Ivabradine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Bosentan belongs to Miscellaneous; Ivabradine belongs to Cardiovascular.
Why it happens
CYP3A4 induction by bosentan increases ivabradine clearance.
What to do
Monitor heart rate and adjust ivabradine dose to response. Consider alternatives if effect is inadequate.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Ivabradine
- Atazanavir + Ivabradine Contraindicated
- Clarithromycin + Ivabradine Contraindicated
- Cobicistat + Ivabradine Contraindicated
- Conivaptan + Ivabradine Contraindicated
- Darunavir + Ivabradine Contraindicated
- Diltiazem + Ivabradine Contraindicated
Other interactions of Bosentan
- Bosentan + Cyclosporin Contraindicated
- Bosentan + Glibenclamide Contraindicated
- Bosentan + Glyburide-metformin Contraindicated
- Bosentan + Lonafarnib Contraindicated
- Bosentan + Sparsentan Contraindicated
- Artemether / lumefantrine + Bosentan Major
Frequently asked questions
Can I take Bosentan with Ivabradine?
MediHelp rates the interaction as moderate. Bosentan and Ivabradine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Bosentan induces CYP3A4 and may reduce ivabradine exposure and effect on heart rate.
How serious is the interaction between Bosentan and Ivabradine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor heart rate and adjust ivabradine dose to response. Consider alternatives if effect is inadequate.
What other medicines interact with Ivabradine?
MediHelp also lists interactions of Ivabradine with, for example, Atazanavir, Clarithromycin, Cobicistat. The full list is on the Ivabradine page.
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