Drug interactions
Bosutinib + Enzalutamide
Severity: Major
Bosutinib 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 CYP3A inducers markedly reduce bosutinib exposure, and enzalutamide is expected to do the same. This may result in loss of leukemia disease control.
What this interaction means in plain words
Bosutinib 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.
Bosutinib belongs to Oncology; Enzalutamide belongs to Endocrine.
Why it happens
Enzalutamide induces CYP3A4, increasing the metabolism of bosutinib.
What to do
Avoid the combination; labeling recommends against strong CYP3A inducers with bosutinib. Use an alternative to enzalutamide where possible.
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 Bosutinib
- Amiodarone + Bosutinib Major
- Apalutamide + Bosutinib Major
- Aprepitant + Bosutinib Major
- Bosentan + Bosutinib Major
- Bosutinib + Carbamazepine Major
- Bosutinib + Chlorpromazine Major
Frequently asked questions
Can I take Bosutinib with Enzalutamide?
MediHelp rates the interaction as major. Bosutinib 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 CYP3A inducers markedly reduce bosutinib exposure, and enzalutamide is expected to do the same. This may result in loss of leukemia disease control.
How serious is the interaction between Bosutinib 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; labeling recommends against strong CYP3A inducers with bosutinib. Use an alternative to enzalutamide where possible.
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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