There is little evidence to support any link between vaccines and Gulf War Syndrome.
military immunization schedule
An adenovirus vaccine is available, but is only given to enlisted soldiers during basic training.
Biothrax, an anthrax vaccine that was first approved in 1970, can be given to those who are at high risk for exposure to anthrax in a series of five doses.
Smallpox has been eradicated, but a smallpox vaccine is still available – just in case.