Drug interactions
Ibrutinib + Oxaprozin
Severity: Major
Ibrutinib and Oxaprozin: 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
Ibrutinib impairs platelet function and is associated with bleeding, including major hemorrhage. Adding an NSAID, which also affects platelets and can injure the GI mucosa, further raises bleeding risk.
What this interaction means in plain words
Ibrutinib and Oxaprozin 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.
Ibrutinib belongs to Oncology; Oxaprozin belongs to Musculoskeletal.
Why it happens
Additive impairment of platelet function through BTK inhibition by ibrutinib and cyclooxygenase inhibition by the NSAID, with NSAID-related mucosal injury.
What to do
Avoid regular NSAID use where possible and prefer paracetamol for analgesia. If combined, monitor closely for bleeding and consider gastroprotection.
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 Oxaprozin
- Ketorolac intranasal + Oxaprozin Contraindicated
- Ketorolac + Oxaprozin Contraindicated
- Aceclofenac + Oxaprozin Major
- Acemetacin + Oxaprozin Major
- Acetylsalicylic acid + Oxaprozin Major
- Alteplase + Oxaprozin Major
Other interactions of Ibrutinib
- Abciximab + Ibrutinib Major
- Acetylsalicylic acid + Ibrutinib Major
- Alteplase + Ibrutinib Major
- Amobarbital + Ibrutinib Major
- Apalutamide + Ibrutinib Major
- Apixaban + Ibrutinib Major
Frequently asked questions
Can I take Ibrutinib with Oxaprozin?
MediHelp rates the interaction as major. Ibrutinib and Oxaprozin 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. Ibrutinib impairs platelet function and is associated with bleeding, including major hemorrhage. Adding an NSAID, which also affects platelets and can injure the GI mucosa, further raises bleeding risk.
How serious is the interaction between Ibrutinib and Oxaprozin?
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 regular NSAID use where possible and prefer paracetamol for analgesia. If combined, monitor closely for bleeding and consider gastroprotection.
What other medicines interact with Oxaprozin?
MediHelp also lists interactions of Oxaprozin with, for example, Ketorolac intranasal, Ketorolac, Aceclofenac. The full list is on the Oxaprozin page.
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