<prompt> Chicken pox vaccine is -Live vaccineKilled vaccineConjugated vaccineNone of the above  <response>: Prevention of chickenpoxFor prevention of chickenpox, following are used-i Varicella zoster immunoglobulin VZIGVZIG is given within 72 hours of exposure in exposed susceptible individuals.It is given intramuscularly with a repeat dose in 3 weeks.Because VZIG bind to the varicella vaccine, the two should not be given concomitantly.ii VaccineVaricella vaccine is a live attenuated vaccine and is recommended for children between 12-18 months of age.Efficacy of vaccine is 90 - 95 and the duration of immunity is probably 10 years.Two doses are recommended in person older than 12 years of age. 