is hib vaccine required?
1 A complete Hib series is two doses plus a booster dose on or after 12 months of age (three doses total). If a child receives the first dose of Hib vaccine at 12 - 14 months of age, only one additional dose is required (two doses total). Any child who has received a single dose of Hib vaccine on or after 15 - 59 months of age is in compliance with these specified vaccine requirements.