Vaccines for other Infectious Diseases
There are other illnesses, such as plague, pneumococcal disease,
influenza, varicella (chicken pox), and Haemophilis influenzae
type B disease, that are transmitted through infectious agents.
Vaccines are currently available in the United States for each of
Vaccination for these diseases is generally less common than for
some other infectious diseases because risk may be limited to persons
with serious underlying medical conditions or to travelers with
unusual exposure potential. Sometimes age and previous medical history
are also factors in determining when to use some of these vaccines.