Vaccination calculator

The effectiveness and duration of immunity of the JYNNEOS vaccine on the present mpox outbreak is currently unknown, but peak immunity is expected to occur 14 days after the second dose is given.

This calculator will help you determine important dates for your JYNNEOS vaccination period. Enter the date of the first dose of your vaccination below. The calculator will tell you the date of your second dose and when you can expect peak immunity.

This tool is intended for informational purposes only and does not provide medical advice and is not a substitute for professional medical advice from a qualified healthcare provider.

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