Drug interactions
Cabozantinib + Enzalutamide
Severity: Major
Cabozantinib and Enzalutamide: 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
Strong CYP3A4 inducers lower cabozantinib concentrations and may reduce antitumor efficacy. Enzalutamide is a strong inducer of this pathway.
What this interaction means in plain words
Cabozantinib and Enzalutamide 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.
Cabozantinib belongs to Oncology; Enzalutamide belongs to Endocrine.
Why it happens
Enzalutamide induces CYP3A4, accelerating cabozantinib metabolism.
What to do
Avoid the combination where possible. If it is required, increase the cabozantinib dose per product labeling and return to the prior dose 2 to 3 days after stopping the inducer.
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 Enzalutamide
- Doravirine + Enzalutamide Contraindicated
- Elbasvir / grazoprevir + Enzalutamide Contraindicated
- Ensitrelvir + Enzalutamide Contraindicated
- Enzalutamide + Fostemsavir Contraindicated
- Enzalutamide + Isavuconazonium Contraindicated
- Enzalutamide + Lenacapavir Contraindicated
Other interactions of Cabozantinib
Frequently asked questions
Can I take Cabozantinib with Enzalutamide?
MediHelp rates the interaction as major. Cabozantinib and Enzalutamide 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. Strong CYP3A4 inducers lower cabozantinib concentrations and may reduce antitumor efficacy. Enzalutamide is a strong inducer of this pathway.
How serious is the interaction between Cabozantinib and Enzalutamide?
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 where possible. If it is required, increase the cabozantinib dose per product labeling and return to the prior dose 2 to 3 days after stopping the inducer.
What other medicines interact with Enzalutamide?
MediHelp also lists interactions of Enzalutamide with, for example, Doravirine, Elbasvir / grazoprevir, Ensitrelvir. The full list is on the Enzalutamide page.
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