Question: at what ages are shots given?
Answer: The first dose is given at age 2 months, the second dose at age 4 months, the third dose at age 6 to 18 months, and the fourth dose at age 4 to 6 years. [e] Diphtheria, tetanus, and acellular pertussis (DTaP) vaccine: Before age 7, children are given the DTaP preparation.