Category: Everyday Science | Last updated: 2026-09-18
The recommended schedule for childhood immunizations includes DTaP vaccine at ages:
A) Once at age 5
B) 2, 4, 6, and 15-18 months, with a booster at 4-6 years
C) Only at birth
D) Annually
Explanation
DTaP series: 5 doses at 2, 4, 6, 15-18 months, and 4-6 years. Protects against diphtheria, tetanus, pertussis. Tdap booster at age 11-12 and during every pregnancy (27-36 weeks).