Drug interactions
Enzalutamide + Roflumilast
Severity: Major
Enzalutamide and Roflumilast: 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
Enzalutamide is a strong CYP3A4 inducer and can reduce roflumilast and N-oxide exposure, potentially diminishing therapeutic benefit.
What this interaction means in plain words
Enzalutamide and Roflumilast 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.
Enzalutamide belongs to Endocrine; Roflumilast belongs to Respiratory.
Why it happens
CYP3A4 induction by enzalutamide increases roflumilast clearance.
What to do
Avoid the combination where possible and use an alternative COPD agent. Monitor for loss of exacerbation control if both are continued.
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 Roflumilast
Other interactions of Enzalutamide
- Doravirine + Enzalutamide Contraindicated
- Elbasvir / grazoprevir + Enzalutamide Contraindicated
- Ensitrelvir + Enzalutamide Contraindicated
- Enzalutamide + Fostemsavir Contraindicated
- Enzalutamide + Isavuconazonium Contraindicated
- Enzalutamide + Lenacapavir Contraindicated
Frequently asked questions
Can I take Enzalutamide with Roflumilast?
MediHelp rates the interaction as major. Enzalutamide and Roflumilast 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. Enzalutamide is a strong CYP3A4 inducer and can reduce roflumilast and N-oxide exposure, potentially diminishing therapeutic benefit.
How serious is the interaction between Enzalutamide and Roflumilast?
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 and use an alternative COPD agent. Monitor for loss of exacerbation control if both are continued.
What other medicines interact with Roflumilast?
MediHelp also lists interactions of Roflumilast with, for example, Apalutamide, Carbamazepine, Efavirenz. The full list is on the Roflumilast page.
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