One of the USDA African swine flu vaccine candidates has been shown to prevent and effectively protect both European and Asian bred swine against the current circulating African strain of the virus.
Source: Feedstuffs, September 30, 2021. Link. A major step for science and agriculture, a commercial vaccine for ASF virus will be an important part of controlling ASF in outbreak areas. All U.S. vaccine candidates must go through the APHIS regulatory approval process for use in U.S. swine.