Table 3.

Vaccines licensed for use in horses to protect against viruses that cause encephalitis

Virus	Vaccine type
Eastern equine encephalitis	Inactivated whole virus
Western equine encephalitis	Inactivated whole virus
Venezuelan equine encephalitis (VEE)	Inactivated whole virus A conditionally available modified live virus (MLV) VEE vaccine has been released during previous outbreaks
West Nile	Inactivated whole virus Modified live (canarypox vector expressing prM and E proteins) DNA vaccine
Rabies	Inactivated whole virus
Hendra	Subunit (recombinant glycoprotein)

Abbreviations: prM, membrane, E, envelope.