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Drug interactions

Certolizumab pegol + Ozanimod

Severity: Moderate

Certolizumab pegol and Ozanimod: 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

Ozanimod reduces circulating lymphocytes, and certolizumab impairs TNF-mediated defenses, so combined use may increase infection risk. The lymphocyte effect of ozanimod can persist for some time after stopping.

What this interaction means in plain words

Certolizumab pegol and Ozanimod 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.

Certolizumab pegol belongs to Musculoskeletal; Ozanimod belongs to Central Nervous System.

Evidence level: Low

Why it happens

Additive immunosuppression from lymphocyte sequestration via S1P receptor modulation and TNF inhibition.

What to do

Monitor for signs of infection and check lymphocyte counts, especially when switching between agents. Consider the persistence of ozanimod's effects after discontinuation.

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 Certolizumab pegol with Ozanimod?

MediHelp rates the interaction as moderate. Certolizumab pegol and Ozanimod 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. Ozanimod reduces circulating lymphocytes, and certolizumab impairs TNF-mediated defenses, so combined use may increase infection risk. The lymphocyte effect of ozanimod can persist for some time after stopping.

How serious is the interaction between Certolizumab pegol and Ozanimod?

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 for signs of infection and check lymphocyte counts, especially when switching between agents. Consider the persistence of ozanimod's effects after discontinuation.

What other medicines interact with Certolizumab pegol?

MediHelp also lists interactions of Certolizumab pegol with, for example, Adenovirus types 4 and 7 live, Bcg intravesical live, Bcg vaccine live. The full list is on the Certolizumab pegol page.

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