Drug interactions
Liposomal doxorubicin + Nafcillin
Severity: Minor
Liposomal doxorubicin and Nafcillin: minor 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
Nafcillin is a CYP3A4 inducer and could lower doxorubicin exposure, though clinical evidence is lacking. Any effect would likely be short-lived with a short antibiotic course.
What this interaction means in plain words
Liposomal doxorubicin and Nafcillin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Nafcillin induces CYP3A4, potentially increasing doxorubicin metabolism.
What to do
No routine adjustment is needed; monitor response if prolonged nafcillin therapy is required.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Liposomal doxorubicin
- Dengue vaccine + Liposomal doxorubicin Contraindicated
- Belatacept + Liposomal doxorubicin Major
- Cyclosporine + Liposomal doxorubicin Major
- Dronedarone + Liposomal doxorubicin Major
- Elvitegravir / cobicistat / emtricitabine / tenofovir df + Liposomal doxorubicin Major
- Fingolimod + Liposomal doxorubicin Major
Frequently asked questions
Can I take Liposomal doxorubicin with Nafcillin?
MediHelp rates the interaction as minor. Liposomal doxorubicin and Nafcillin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Nafcillin is a CYP3A4 inducer and could lower doxorubicin exposure, though clinical evidence is lacking. Any effect would likely be short-lived with a short antibiotic course.
How serious is the interaction between Liposomal doxorubicin and Nafcillin?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine adjustment is needed; monitor response if prolonged nafcillin therapy is required.
What other medicines interact with Liposomal doxorubicin?
MediHelp also lists interactions of Liposomal doxorubicin with, for example, Dengue vaccine, Belatacept, Cyclosporine. The full list is on the Liposomal doxorubicin page.
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