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Drug interactions

Rifapentine + Upadacitinib

Severity: Major

Rifapentine and Upadacitinib: 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

Rifapentine induces CYP3A4 and is expected to lower upadacitinib exposure, risking loss of efficacy.

What this interaction means in plain words

Rifapentine and Upadacitinib 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.

Rifapentine belongs to Anti Bacterial; Upadacitinib belongs to Musculoskeletal.

Evidence level: Moderate

Why it happens

Rifapentine induces CYP3A4, increasing upadacitinib metabolism.

What to do

Avoid concurrent use where possible. If it is required, monitor for reduced response to upadacitinib.

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?

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 Rifapentine with Upadacitinib?

MediHelp rates the interaction as major. Rifapentine and Upadacitinib 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. Rifapentine induces CYP3A4 and is expected to lower upadacitinib exposure, risking loss of efficacy.

How serious is the interaction between Rifapentine and Upadacitinib?

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 concurrent use where possible. If it is required, monitor for reduced response to upadacitinib.

What other medicines interact with Upadacitinib?

MediHelp also lists interactions of Upadacitinib with, for example, Abrocitinib, Adenovirus types 4 and 7 live, Baricitinib. The full list is on the Upadacitinib page.

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

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