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Drug interactions

Hydroxychloroquine + Influenza virus vaccine trivalent

Severity: Minor

Hydroxychloroquine and Influenza virus vaccine trivalent: 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

Inactivated trivalent influenza vaccine is safe with hydroxychloroquine, and any effect on immunogenicity is expected to be minimal.

What this interaction means in plain words

Hydroxychloroquine and Influenza virus vaccine trivalent 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 theoretically blunt antibody response; not well established.

What to do

Vaccinate annually without interrupting hydroxychloroquine.

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 Hydroxychloroquine with Influenza virus vaccine trivalent?

MediHelp rates the interaction as minor. Hydroxychloroquine and Influenza virus vaccine trivalent have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Inactivated trivalent influenza vaccine is safe with hydroxychloroquine, and any effect on immunogenicity is expected to be minimal.

How serious is the interaction between Hydroxychloroquine and Influenza virus vaccine trivalent?

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 annually without interrupting hydroxychloroquine.

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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