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Drug interactions

Influenza virus vaccine quadrivalent adjuvanted + Tocilizumab

Severity: Minor

Influenza virus vaccine quadrivalent adjuvanted and Tocilizumab: minor 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

Tocilizumab may modestly reduce the antibody response to inactivated influenza vaccine, though protective responses are generally still achieved. The vaccine is non-live and should not be withheld.

What this interaction means in plain words

Influenza virus vaccine quadrivalent adjuvanted and Tocilizumab have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Evidence level: Moderate

Why it happens

IL-6 blockade may modestly blunt humoral vaccine response.

What to do

Give the inactivated influenza vaccine as recommended without interrupting tocilizumab.

What to ask your pharmacist

  • Is there anything I should notice while taking both?
  • Do I need to tell my doctor at the next visit?

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 Influenza virus vaccine quadrivalent adjuvanted with Tocilizumab?

MediHelp rates the interaction as minor. Influenza virus vaccine quadrivalent adjuvanted and Tocilizumab have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Tocilizumab may modestly reduce the antibody response to inactivated influenza vaccine, though protective responses are generally still achieved. The vaccine is non-live and should not be withheld.

How serious is the interaction between Influenza virus vaccine quadrivalent adjuvanted and Tocilizumab?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Give the inactivated influenza vaccine as recommended without interrupting tocilizumab.

What other medicines interact with Tocilizumab?

MediHelp also lists interactions of Tocilizumab with, for example, Bcg vaccine live, Measles mumps and rubella vaccine live, Measles mumps rubella and varicella vaccine live. The full list is on the Tocilizumab page.

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