Drug interactions
Apalutamide + Vincristine liposomal
Severity: Major
Apalutamide and Vincristine liposomal: 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
Vincristine is a CYP3A4 substrate, and apalutamide may lower its exposure and efficacy. Liposomal formulation alters distribution, but metabolism-driven reductions remain plausible.
What this interaction means in plain words
Apalutamide and Vincristine liposomal 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.
Why it happens
Apalutamide induces CYP3A4, increasing vincristine clearance.
What to do
Avoid combination if possible and choose an alternative antiandrogen. If needed, monitor for reduced treatment response.
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 Apalutamide
- Apalutamide + Cabotegravir Contraindicated
- Apalutamide + Cobicistat Contraindicated
- Apalutamide + Doravirine Contraindicated
- Apalutamide + Elbasvir / grazoprevir Contraindicated
- Apalutamide + Ensitrelvir Contraindicated
- Apalutamide + Fostemsavir Contraindicated
Frequently asked questions
Can I take Apalutamide with Vincristine liposomal?
MediHelp rates the interaction as major. Apalutamide and Vincristine liposomal 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. Vincristine is a CYP3A4 substrate, and apalutamide may lower its exposure and efficacy. Liposomal formulation alters distribution, but metabolism-driven reductions remain plausible.
How serious is the interaction between Apalutamide and Vincristine liposomal?
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 combination if possible and choose an alternative antiandrogen. If needed, monitor for reduced treatment response.
What other medicines interact with Apalutamide?
MediHelp also lists interactions of Apalutamide with, for example, Cabotegravir, Cobicistat, Doravirine. The full list is on the Apalutamide page.
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