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Drug interactions

Dengue vaccine + Hydroxychloroquine

Severity: Minor

Dengue vaccine and Hydroxychloroquine: 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

The dengue vaccine is live attenuated. Hydroxychloroquine is only weakly immunomodulatory and is not generally regarded as significantly immunosuppressive, so the interaction is of limited clinical importance. Chloroquine-type drugs have been shown to affect responses to some live vaccines.

What this interaction means in plain words

Dengue vaccine and Hydroxychloroquine 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

Mild immunomodulation may slightly alter the immune response to a live vaccine.

What to do

Vaccination is generally acceptable. Confirm eligibility according to the vaccine label and the patient's overall immune status.

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 Dengue vaccine with Hydroxychloroquine?

MediHelp rates the interaction as minor. Dengue vaccine and Hydroxychloroquine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. The dengue vaccine is live attenuated. Hydroxychloroquine is only weakly immunomodulatory and is not generally regarded as significantly immunosuppressive, so the interaction is of limited clinical importance. Chloroquine-type drugs have been shown to affect responses to some live vaccines.

How serious is the interaction between Dengue vaccine and Hydroxychloroquine?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Vaccination is generally acceptable. Confirm eligibility according to the vaccine label and the patient's overall immune status.

What other medicines interact with Hydroxychloroquine?

MediHelp also lists interactions of Hydroxychloroquine with, for example, Arsenic trioxide, Cisapride, Dronedarone. The full list is on the Hydroxychloroquine page.

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