Drug interactions
Etoposide + Levoketoconazole
Severity: Major
Etoposide and Levoketoconazole: 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
Levoketoconazole is a strong CYP3A4 and P-glycoprotein inhibitor and may substantially increase etoposide exposure. Severe myelosuppression and mucositis are possible.
What this interaction means in plain words
Etoposide and Levoketoconazole 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.
Etoposide belongs to Oncology; Levoketoconazole belongs to Endocrine.
Why it happens
Strong CYP3A4 and P-glycoprotein inhibition reduces etoposide metabolism and efflux.
What to do
Avoid if possible; otherwise monitor blood counts closely and reduce the etoposide dose as needed.
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 Etoposide
- Adenovirus types 4 and 7 live + Etoposide Contraindicated
- Etoposide + Pentostatin Contraindicated
- Cyclosporine + Etoposide Major
- Cyclosporin + Etoposide Major
- Elvitegravir / cobicistat / emtricitabine / tenofovir df + Etoposide Major
- Etoposide + Fingolimod Major
Other interactions of Levoketoconazole
- Alfuzosin + Levoketoconazole Contraindicated
- Alprazolam + Levoketoconazole Contraindicated
- Amiodarone + Levoketoconazole Contraindicated
- Avanafil + Levoketoconazole Contraindicated
- Cisapride + Levoketoconazole Contraindicated
- Clarithromycin + Levoketoconazole Contraindicated
Frequently asked questions
Can I take Etoposide with Levoketoconazole?
MediHelp rates the interaction as major. Etoposide and Levoketoconazole 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. Levoketoconazole is a strong CYP3A4 and P-glycoprotein inhibitor and may substantially increase etoposide exposure. Severe myelosuppression and mucositis are possible.
How serious is the interaction between Etoposide and Levoketoconazole?
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 if possible; otherwise monitor blood counts closely and reduce the etoposide dose as needed.
What other medicines interact with Etoposide?
MediHelp also lists interactions of Etoposide with, for example, Adenovirus types 4 and 7 live, Pentostatin, Cyclosporine. The full list is on the Etoposide page.
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