What is the influenza A H1N1 intranasal vaccine?

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The influenza A H1N1 intranasal vaccine is used to prevent infection with the influenza A H1N1 virus, also known as "swine flu." The intranasal form of the vaccine is administered by nasal spray. It does not prevent infection with other types of influenza.

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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.