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Medicines NitrofurantoinQuestion & answer

Nitrofurantoin · Medicine question

How does nitrofurantoin interact with the oral typhoid vaccine?

iatroX medicinesPublished 8 November 2026

The answer

Answer

Nitrofurantoin, as an antibacterial, inactivates the oral typhoid vaccine.

Sources for this answer

Nitrofurantoin 100mg CapsulesADVANZ Pharma · emc · SmPC §4.5 Interaction with other medicinal products · Version 13Document updated 19 August 2025

Sources checked 8 November 2026

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The full medicine guide

Nitrofurantoin

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