Drug interactions
Hepatitis a / typhoid vaccine + Tacrolimus
Severity: Moderate
Hepatitis a / typhoid vaccine and Tacrolimus: 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
Tacrolimus may reduce the immune response to this inactivated combination vaccine. The vaccine is not live, so it is safe but may be less effective.
What this interaction means in plain words
Hepatitis a / typhoid vaccine and Tacrolimus 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.
Why it happens
Calcineurin inhibition suppresses T-cell-dependent vaccine responses.
What to do
Vaccinate well before travel where possible and consider serologic testing for hepatitis A. Reinforce food and water precautions.
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?
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Other interactions of Tacrolimus
- Adenovirus types 4 and 7 live + Tacrolimus Contraindicated
- Bcg vaccine live + Tacrolimus Contraindicated
- Cidofovir + Tacrolimus Contraindicated
- Cyclosporin + Tacrolimus Contraindicated
- Influenza virus vaccine quadrivalent intranasal + Tacrolimus Contraindicated
- Measles mumps and rubella vaccine live + Tacrolimus Contraindicated
Frequently asked questions
Can I take Hepatitis a / typhoid vaccine with Tacrolimus?
MediHelp rates the interaction as moderate. Hepatitis a / typhoid vaccine and Tacrolimus 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. Tacrolimus may reduce the immune response to this inactivated combination vaccine. The vaccine is not live, so it is safe but may be less effective.
How serious is the interaction between Hepatitis a / typhoid vaccine and Tacrolimus?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Vaccinate well before travel where possible and consider serologic testing for hepatitis A. Reinforce food and water precautions.
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.
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