Drug interactions
Naproxen + Zanubrutinib
Severity: Moderate
Naproxen and Zanubrutinib: moderate 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
Zanubrutinib impairs platelet function and can cause cytopenias, and naproxen adds antiplatelet effects and gastric mucosal injury. The combination increases the risk of serious bleeding.
What this interaction means in plain words
Naproxen and Zanubrutinib can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Naproxen belongs to Musculoskeletal; Zanubrutinib belongs to Oncology.
Why it happens
Additive pharmacodynamic effect: BTK inhibition of platelet signaling plus NSAID cyclooxygenase inhibition.
What to do
Prefer paracetamol for analgesia. If an NSAID is needed, monitor for bleeding and blood counts.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Naproxen
- Ketorolac intranasal + Naproxen Contraindicated
- Ketorolac + Naproxen Contraindicated
- Aceclofenac + Naproxen Major
- Acemetacin + Naproxen Major
- Acetylsalicylic acid + Naproxen Major
- Alteplase + Naproxen Major
Other interactions of Zanubrutinib
Frequently asked questions
Can I take Naproxen with Zanubrutinib?
MediHelp rates the interaction as moderate. Naproxen and Zanubrutinib can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Zanubrutinib impairs platelet function and can cause cytopenias, and naproxen adds antiplatelet effects and gastric mucosal injury. The combination increases the risk of serious bleeding.
How serious is the interaction between Naproxen and Zanubrutinib?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Prefer paracetamol for analgesia. If an NSAID is needed, monitor for bleeding and blood counts.
What other medicines interact with Naproxen?
MediHelp also lists interactions of Naproxen with, for example, Ketorolac intranasal, Ketorolac, Aceclofenac. The full list is on the Naproxen page.
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