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Drug interactions

Diphtheria and tetanus toxoids + Everolimus

Severity: Minor

Diphtheria and tetanus toxoids and Everolimus: 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

Everolimus may blunt the antibody response to diphtheria and tetanus toxoids, reducing protection. These are non-live vaccines and remain safe to give.

What this interaction means in plain words

Diphtheria and tetanus toxoids and Everolimus 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: Low

Why it happens

mTOR inhibition reduces lymphocyte proliferation and antibody production.

What to do

Vaccinate as indicated, ideally before starting everolimus. Do not withhold the vaccine, but consider checking titres in high-risk patients.

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 Diphtheria and tetanus toxoids with Everolimus?

MediHelp rates the interaction as minor. Diphtheria and tetanus toxoids and Everolimus have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Everolimus may blunt the antibody response to diphtheria and tetanus toxoids, reducing protection. These are non-live vaccines and remain safe to give.

How serious is the interaction between Diphtheria and tetanus toxoids and Everolimus?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Vaccinate as indicated, ideally before starting everolimus. Do not withhold the vaccine, but consider checking titres in high-risk patients.

What other medicines interact with Everolimus?

MediHelp also lists interactions of Everolimus with, for example, Bcg vaccine live, Influenza virus vaccine quadrivalent intranasal, Levoketoconazole. The full list is on the Everolimus page.

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