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Drug interactions

Anakinra + Infliximab

Severity: Major

Anakinra and Infliximab: major interaction.

Last updated Sources: US FDA label

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

Anakinra added to a TNF blocker increased serious infections and neutropenia in trials without improving efficacy. The combination is not recommended.

What this interaction means in plain words

Anakinra and Infliximab 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.

Anakinra belongs to Musculoskeletal; Infliximab belongs to Musculoskeletal.

Evidence level: High

Why it happens

Additive immunosuppression from combined TNF-alpha and IL-1 receptor blockade.

What to do

Avoid the combination; use a single biologic and consider an alternative agent if control is inadequate.

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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References

Frequently asked questions

Can I take Anakinra with Infliximab?

MediHelp rates the interaction as major. Anakinra and Infliximab 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. Anakinra added to a TNF blocker increased serious infections and neutropenia in trials without improving efficacy. The combination is not recommended.

How serious is the interaction between Anakinra and Infliximab?

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 the combination; use a single biologic and consider an alternative agent if control is inadequate.

What other medicines interact with Infliximab?

MediHelp also lists interactions of Infliximab with, for example, Bcg vaccine live, Influenza virus vaccine quadrivalent intranasal, Measles mumps and rubella vaccine. The full list is on the Infliximab page.

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

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