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Drug interactions

Deflazacort + Ocrelizumab

Severity: Moderate

Deflazacort and Ocrelizumab: 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

Deflazacort is a glucocorticoid that suppresses immune responses, and prolonged use with ocrelizumab adds to infection risk. The effect is most important with chronic or high-dose steroid exposure.

What this interaction means in plain words

Deflazacort and Ocrelizumab 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.

Deflazacort belongs to Miscellaneous; Ocrelizumab belongs to Central Nervous System.

Evidence level: Moderate

Why it happens

Additive immunosuppression from B-cell depletion and glucocorticoid suppression of cellular immunity.

What to do

Monitor for infections and use the lowest effective deflazacort dose. Review vaccination status and latent infection screening before ocrelizumab.

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 Deflazacort with Ocrelizumab?

MediHelp rates the interaction as moderate. Deflazacort and Ocrelizumab 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. Deflazacort is a glucocorticoid that suppresses immune responses, and prolonged use with ocrelizumab adds to infection risk. The effect is most important with chronic or high-dose steroid exposure.

How serious is the interaction between Deflazacort and Ocrelizumab?

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 infections and use the lowest effective deflazacort dose. Review vaccination status and latent infection screening before ocrelizumab.

What other medicines interact with Ocrelizumab?

MediHelp also lists interactions of Ocrelizumab with, for example, Adenovirus types 4 and 7 live, Influenza virus vaccine quadrivalent intranasal, Measles mumps and rubella vaccine live. The full list is on the Ocrelizumab page.

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