infectious diseases
Varicella Vaccine
Introduction
Varicella vaccination provides effective protection against Chickenpox (chickenpox). It is not known how long protection against varicella lasts. But, live-virus vaccines, like the varicella vaccine, usually provide long-lasting immunity. For more information, seeVaricella Advisory Committee on Immunization Practices Vaccine RecommendationsandCenters for Disease Control and Prevention (CDC): Varicella Vaccination. (See also Overview of Immunization .) 