When is the chickenpox vaccine given?

Childhood. In children that have not had the vaccine or chicken pox should get vaccine: first dose 12-15 mos second dose 4-6 yrs. If no vaccine or chicken pox by age 13 yrs. First dose followed by second dose 28 days later.
12 mos and a Booster. The recommended schedule is 12months with a booster between 4-6 years of age. The 2nd dose can be as early as 3 mos after the 1st for children under 13.