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Medicines zanamivirQuestion & answer

zanamivir · Medicine question

What should I do if zanamivir makes my breathing worse?

iatroX medicinesPublished 22 August 2026Reviewed 22 August 2026

The answer

Answer

Stop using it and seek immediate medical help for sudden breathlessness, wheezing, or throat or chest tightness.

Sources for this answer

Relenza 5mg/dose inhalation powder.emc · SmPC Current selected SmPC · Version 26

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The full medicine guide

zanamivir

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