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Smallpox (ACAM2000)

Jynneos vaccine has replaced ACAM2000 as the only authorized vaccine for pre-event protection against smallpox. See attached memorandum from Deputy Under Secretary of Defense, October 2023.

For information on the military’s current smallpox vaccination program, please navigate to Smallpox (Jynneos).

Last Updated: May 14, 2024
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