AAP-Immunization-Schedule - How to use the child and adolescent immunization schedule

Q: How do you determine which vaccines are recommended by age?

Use the schedule’s age-based table (Table 1) and review vaccine types, frequencies, intervals, and any notes for special situations.

Q: What is the approach for catch-up vaccination intervals?

Use the catch-up interval table (Table 2) to determine the recommended interval for completing immunizations when doses are missed or delayed.

Q: Where are contraindications, precautions, and special medical-condition recommendations covered?

Contraindications and precautions are reviewed for each vaccine type in the notes/appendix section, and additional vaccine needs are assessed by medical condition or other indication using the relevant table (Table 3).

Sep 2, 2026

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Comprehensive guidance for using the American Academy of Pediatrics (AAP) child and adolescent immunization schedule, covering which vaccines to select by age and how to follow recommended dosing patterns. Presents vaccine types and typical frequencies, intervals, and special considerations, and includes catch-up interval planning for children who need delayed immunizations. Summarizes contraindications and precautions by vaccine type, provides medical-condition–based recommendations for additional vaccines, and references updated AAP guidance and addendum notes for new or revised recommendations.

LanguageEnglish

CategoryHealthcare

FormatPDF

Pages19

Reading Time48 min

AccessFree to download

How to use the child and adolescent immunization schedule

Determine recommended vaccine by age

Determine recommended interval for catch-up vaccination

Assess need for additional recommended vaccines

Review updated AAP guidance (Addendum)

| Monoclonal antibody | Abbreviation(s) | Trade name(s) | | --- | --- | --- | | Respiratory syncytial virus monoclonal antibody | RSV-mAb | Beyfortus
Enflonsia | | Vaccine | Abbreviation(s) | Trade name(s) | | COVID-19 vaccine | 1vCOV-mRNA | Comirnaty
mNexspike Spikevax | | | 1vCOV-aPS | Nuvaxovid | | Dengue vaccine | DEN4CYD | Dengvaxia | | Diphtheria, tetanus, and acellular pertussis vaccine | DTaP | Daptacel
Infanrix | | Haemophilus influenzae type b vaccine | Hib (PRP-T) | ActHIB
Hiberix | | | Hib (PRP-OMP) | PedvaxHIB | | Hepatitis A vaccine | HepA | Havrix
Vaqta | | Hepatitis B vaccine | HepB | Engerix-B
Recombivax HB | | Human papillomavirus vaccine | HPV | Gardasil 9 | | Influenza vaccine (inactivated: egg-based) | IIV3 | Multiple | | Influenza vaccine (inactivated: cell-culture) | ccIIV3 | Flucelvax | | Influenza vaccine (recombinant) | RIV3 | Flublok | | Influenza vaccine (live, attenuated) | LAIV3 | FluMist | | Measles, mumps, and rubella vaccine | MMR | M-M-R II Priorix | | Meningococcal serogroup A, C, W, Y vaccine | MenACWY-CRM | Menveo | | | MenACWY-TT | MenQuadfi | | Meningococcal serogroup B vaccine | MenB-4C | Bexsero | | | MenB-FHbp | Trumenba | | Meningococcal serogroup A, B, C, W, Y vaccine | MenACWY-TT/MenB-FHbp | Penbraya | | | MenACWY-CRM/MenB-4C | Penmenvy | | Mpox vaccine | Mpox | Jynneos | | Pneumococcal conjugate vaccine | PCV15 | Vaxneuvance | | | PCV20 | Prevnar 20 | | Pneumococcal polysaccharide vaccine | PPSV23 | Pneumovax 23 | | Poliovirus vaccine (inactivated) | IPV | Ipol | | Respiratory syncytial virus vaccine | RSV | Abrysvo | | Rotavirus vaccine | RV1 | Rotarix | | | RV5 | RotaTeq | | Tetanus, diphtheria, and acellular pertussis vaccine | Tdap | Adacel Boostrix | | Tetanus and diphtheria vaccine | Td | Tenivac Tdvax | | Varicella vaccine | VAR | Varivax | | Combination vaccines (use combination vaccines instead of separate injections when appropriate) | | | | DTaP, hepatitis B, and inactivated poliovirus vaccine | DTaP-HepB-IPV | Pediarix | | DTaP, inactivated poliovirus, and
Haemophilus influenzae type b vaccine | DTaP-IPV/Hib | Pentacel | | DTaP and inactivated poliovirus vaccine | DTaP-IPV | Kinrix Quadracel | | DTaP, inactivated poliovirus, Haemophilus influenzae type b, and hepatitis B vaccine | DTaP-IPV-Hib-HepB | Vaxelis | | Measles, mumps, rubella, and varicella vaccine | MMRV | ProQuad | | How to use the child and adolescent immunization schedule | | | | | | | --- | --- | --- | --- | --- | --- | | 1
4 | Determine recommended vaccine by age (Table 1)
Review vaccine types, frequencies, intervals, and considerations for special situations (Notes) | 2
5 | Determine recommended interval for catch-up vaccination (Table 2)
Review contraindicationsand precautions for vaccine types (Appendix) | 3 | Assess need for additional recommended vaccines by medical condition or other indication (Table 3) | | | | | | 6 Review new or updated
American Academy of Pediatrics (AAP) guidance
(Addendum) | | | Vaccine and other immunizing agents | Birth | 1 mos | 2 mos | 4 mos | 6 mos | 8 mos | 9 mos | 12 mos | 15 mos | 18 mos | 19–23 mos | 2–3 yrs | 4–6 yrs | 7–10 yrs | 11–12 yrs | 13–15 yrs | 16 yrs | 17–18 yrs | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Respiratory syncytial virus (RSV-mAb [nirsevimab, clesrovimab]) | 1 dose | during RSV s
RSV vaccina | eason depe
tion status ( | nding on ma
See Notes) | ternal | 1 do | se nirsevimab | during RS | V season (See | Notes) | | | | | | | | | | | Hepatitis B (HepB) |
1st dose | 2nd d | ose | | | | 3r | d dose | | | | | | | | | | | | | Rotavirus (RV): RV1 (2-dose series), RV5 (3-dose series) | | |
1st dose |
2nd dose |
See Notes | | | | | | | | | | | | | | | | Diphtheria, tetanus, and acellular pertussis (DTaP <7 yrs) | | |
1st dose |
2nd dose | <

FAQs

How do you determine which vaccines are recommended by age?

Use the schedule’s age-based table (Table 1) and review vaccine types, frequencies, intervals, and any notes for special situations.

What is the approach for catch-up vaccination intervals?

Use the catch-up interval table (Table 2) to determine the recommended interval for completing immunizations when doses are missed or delayed.

Where are contraindications, precautions, and special medical-condition recommendations covered?

Contraindications and precautions are reviewed for each vaccine type in the notes/appendix section, and additional vaccine needs are assessed by medical condition or other indication using the relevant table (Table 3).

Sep 2, 2026

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