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Drug interactions

Mycophenolate + Oxaprozin

Severity: Moderate

Mycophenolate and Oxaprozin: 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

Oxaprozin is an organic acid that may compete with mycophenolic acid glucuronide for renal tubular secretion, potentially raising exposure to either drug. NSAIDs also add gastrointestinal toxicity and can impair kidney function in transplant recipients.

What this interaction means in plain words

Mycophenolate and Oxaprozin 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.

Evidence level: Low

Why it happens

Competition for renal tubular anionic secretion, plus additive gastrointestinal and renal toxicity.

What to do

Monitor renal function and for gastrointestinal adverse effects or myelosuppression. Prefer avoiding NSAIDs in transplant patients where alternatives exist.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Mycophenolate with Oxaprozin?

MediHelp rates the interaction as moderate. Mycophenolate and Oxaprozin 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. Oxaprozin is an organic acid that may compete with mycophenolic acid glucuronide for renal tubular secretion, potentially raising exposure to either drug. NSAIDs also add gastrointestinal toxicity and can impair kidney function in transplant recipients.

How serious is the interaction between Mycophenolate and Oxaprozin?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor renal function and for gastrointestinal adverse effects or myelosuppression. Prefer avoiding NSAIDs in transplant patients where alternatives exist.

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.

Full monographs, dosing and an interaction checker in the MediHelp app

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