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How does nitrofurantoin treat urinary tract infections?

Nitrofurantoin is an antibiotic that kills the bacteria associated with certain urinary tract infections. Nitrofurantoin does not work on viral infections, such as a cold or flu.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.