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Drug interactions

Fingolimod + Measles mumps and rubella vaccine live

Severity: Major

Fingolimod and Measles mumps and rubella vaccine live: major 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

Fingolimod reduces circulating lymphocytes, which can weaken the response to vaccination. The live attenuated viruses in the vaccine may replicate excessively in an immunosuppressed patient, causing vaccine-strain disease.

What this interaction means in plain words

Fingolimod and Measles mumps and rubella vaccine live 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.

Evidence level: Moderate

Why it happens

S1P receptor modulation sequesters lymphocytes, impairing vaccine response and control of live attenuated virus.

What to do

Avoid live vaccines during fingolimod therapy and for about two months after discontinuation. Vaccinate at least one month before starting fingolimod when possible.

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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Frequently asked questions

Can I take Fingolimod with Measles mumps and rubella vaccine live?

MediHelp rates the interaction as major. Fingolimod and Measles mumps and rubella vaccine live 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. Fingolimod reduces circulating lymphocytes, which can weaken the response to vaccination. The live attenuated viruses in the vaccine may replicate excessively in an immunosuppressed patient, causing vaccine-strain disease.

How serious is the interaction between Fingolimod and Measles mumps and rubella vaccine live?

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 live vaccines during fingolimod therapy and for about two months after discontinuation. Vaccinate at least one month before starting fingolimod when possible.

What other medicines interact with Fingolimod?

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

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