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Target Population: Physicians and other practitioners in the U.S. who are involved in immunization
Sponsoring Organization: Advisory Committee on Immunization Practices (ACIP) of the CDCType: Recommendations from an expert panel, with input from an expanded group of invited experts
Background: In 1995, Merck’s Varivax, a live attenuated vaccine for the prevention of chickenpox, was licensed for use in the U.S. It was recommended for all nonimmunocompromised children 12 to 18 months of age (1 dose) and for other susceptible individuals, including children through 12 years of age (1 dose), and persons ≥13 years old at high risk for exposure (2 doses, 4–8 weeks apart). Initially, the vaccine was promoted by public health authorities because it a…