0.5 mL IM (1 dose).
Unvaccinated childn 12-24 mth 2 doses of 0.5 mL w/ at least 2-mth interval between doses,
7-11 mth 2 primary doses of 0.5 mL w/ at least 1-mth interval between doses, followed by booster (3rd) dose in 2nd yr w/ at least 2-mth interval after last primary dose.
Infant & toddler 3-dose primary series: 1st dose given as early as 6 wk or at 2 mth w/ 4-8-wk interval. 2nd dose given at 10th wk w/ 4-8 wk interval. 3rd dose given at 14th wk w/ 4-8-wk interval. Booster dose given at least 6 mth after last primary dose & may be given from 9 mth onwards, preferably between 12-15 mth.