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Drug interactions

Dengue vaccine + Tacrolimus

Severity: Major

Dengue vaccine and Tacrolimus: 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

Dengue vaccine is a live attenuated vaccine, and tacrolimus-induced immunosuppression may blunt the vaccine response. It also raises the risk of vaccine-strain disease in immunosuppressed patients.

What this interaction means in plain words

Dengue vaccine and Tacrolimus 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

Tacrolimus suppresses T-cell function, reducing vaccine immunogenicity and impairing control of live vaccine virus.

What to do

Avoid live dengue vaccine in patients on tacrolimus; consider vaccination before immunosuppression when feasible and follow local guidance on timing.

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 Dengue vaccine with Tacrolimus?

MediHelp rates the interaction as major. Dengue vaccine and Tacrolimus 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. Dengue vaccine is a live attenuated vaccine, and tacrolimus-induced immunosuppression may blunt the vaccine response. It also raises the risk of vaccine-strain disease in immunosuppressed patients.

How serious is the interaction between Dengue vaccine and Tacrolimus?

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 dengue vaccine in patients on tacrolimus; consider vaccination before immunosuppression when feasible and follow local guidance on timing.

What other medicines interact with Tacrolimus?

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

Full monographs, dosing and an interaction checker in the MediHelp app

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