• Routinely given to teenagers at 14-16 years of age as a booster to the immunizations they received as a child.
• All adults should receive one dose of Tdap if they have not had one in adulthood. This should replace one of their Td boosters of which are due for every 10 years.
• All pregnant women in every pregnancy, ideally from 27 – 32 weeks gestation, but can be given anytime from 13 weeks up until delivery. Getting the vaccine while pregnant provides protection for the newborn during the first 2 months of life (when they are at highest risk).