Drug interactions
Bosentan + Ganaxolone
Severity: Moderate
Bosentan and Ganaxolone: 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 may lower ganaxolone concentrations, potentially reducing seizure control in CDKL5 deficiency disorder. Moderate CYP3A4 inducers are advised against with ganaxolone.
What this interaction means in plain words
Bosentan and Ganaxolone 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; Ganaxolone belongs to Central Nervous System.
Why it happens
Bosentan induces CYP3A4, increasing ganaxolone metabolism.
What to do
Avoid coadministration if possible. If needed, monitor seizure frequency and increase the ganaxolone dose as required without exceeding the maximum daily dose for weight.
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 Bosentan
- Bosentan + Cyclosporin Contraindicated
- Bosentan + Glibenclamide Contraindicated
- Bosentan + Glyburide-metformin Contraindicated
- Bosentan + Lonafarnib Contraindicated
- Bosentan + Sparsentan Contraindicated
- Artemether / lumefantrine + Bosentan Major
Other interactions of Ganaxolone
Frequently asked questions
Can I take Bosentan with Ganaxolone?
MediHelp rates the interaction as moderate. Bosentan and Ganaxolone 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 may lower ganaxolone concentrations, potentially reducing seizure control in CDKL5 deficiency disorder. Moderate CYP3A4 inducers are advised against with ganaxolone.
How serious is the interaction between Bosentan and Ganaxolone?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid coadministration if possible. If needed, monitor seizure frequency and increase the ganaxolone dose as required without exceeding the maximum daily dose for weight.
What other medicines interact with Bosentan?
MediHelp also lists interactions of Bosentan with, for example, Cyclosporin, Glibenclamide, Glyburide-metformin. The full list is on the Bosentan page.
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