When should TT injection be taken?
Tetanus shot schedule A doctor may administer doses at the ages of 2 months, 4 months, 6 months, 15–18 months, and 4–6 years. Children should have a booster Tdap (tetanus, diphtheria, and pertussis) shot at the age of 11 or 12 years to follow the vaccines they received at a younger age.