Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

Made possible by volunteer editors from the University of Calgary & University of Alberta

Last Updated: 1/7/2026

Recommended Vaccinations at the 2‑Year Well‑Child Visit

Completed Immunization Series (as of the 2‑year visit)

  • The standard three‑dose Hepatitis B series is complete. Centers for Disease Control and Prevention (CDC) guidance confirms this schedule. 2
  • The rotavirus vaccine series is complete with three doses; no further rotavirus doses are required. CDC recommendations. 3
  • The Haemophilus influenzae type b (Hib) series is complete with four doses (three primary doses plus a booster at 12–15 months). CDC schedule. 2
  • The pneumococcal conjugate vaccine (PCV) series is complete with four doses (three primary doses plus a booster at 12–15 months). CDC guidance. 1
  • The inactivated poliovirus vaccine (IPV) series includes three doses; a fourth dose is scheduled for ages 4–6 years. CDC recommendations. 2

Immunizations Required at the 2‑Year Visit

  • Administer the fourth dose of DTaP (diphtheria, tetanus, pertussis) now, at 15–24 months, ensuring it is given at least six months after the third dose. CDC schedule. 2
  • Give the second dose of hepatitis A now; the second dose is typically administered 6–18 months after the first dose to complete the series. CDC recommendations. 2
  • Provide the second dose of varicella vaccine now; it may be given at 12–15 months or later, with a minimum interval of three months after the first dose. CDC guidance. 3

Upcoming Immunizations (ages 4–6 years)

  • Plan for the fifth DTaP dose (booster) at 4–6 years of age. CDC schedule. 3
  • Schedule the fourth IPV dose at 4–6 years of age. CDC recommendations. 2
  • Administer the second dose of MMR (measles, mumps, rubella) at 4–6 years of age. CDC guidance. 3