How many doses of the DTaP vaccine does a child need?
Your child will get a series of shots at these ages:
- 2 months
- 4 months
- 6 months
- 15 to 18 months
- 4 to 6 years
How well does the DTaP vaccine work?
After the third dose – given at age 6 months – your child will be 80% to 85% immune to whooping cough for 3 to 5 years.