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Recommended Immunization Schedule for Children and Adolescents Aged 18 Years or Younger, United States, 2018

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These recommendations must be read with the footnotes that follow. For those who fall behind or start late, provide catch-up vaccination at the earliest opportunity as indicated by the green bars in tables below. To determine minimum intervals between doses, see the catch-up schedule. School entry and adolescent vaccine age groups are 4-6 yrs, 11-12 yrs, and 16 yrs.

* = Range of recommended ages for all children § = Range of recommended ages for catch-up immunization ⇒ = Range of recommended ages for certain high-risk groups ± = Range of recommended ages for non-high-risk groups that may receive vaccine, subject to individual clinical decision making • = No recommendation

Birth to 15 Months

Vaccine Birth 1 mo 2 mos 4 mos 6 mos 9 mos 12 mos 15 mos
Hepatitis B1
(HepB)
*1st dose ←2*nd dose→ § ←*3rd dose→
Rotavirus2
(RV) RV1 (2-dose series); RV5 (3-dose series)
*1st dose *2nd dose *See footnote 2
Diphtheria, tetanus, & acellular pertussis3
(DTaP: <7 yrs)
*1st dose *2nd dose *3rd dose § ←*4th dose→
Haemophilus influenzae type b4
(Hib)
*1st dose *2nd dose *See footnote 4 § ←*3rd or 4th dose,
See footnote 4
Pneumococcal conjugate5
(PCV13)
*1st dose *2nd dose *3rd dose § ←*4th dose→
Inactivated poliovirus6
(IPV:<18 yrs)
*1st dose *2nd dose ←*3rd dose→
Influenza7
(IIV)
*Annual vaccination (IIV) 1 or 2 doses
Measles, mumps, rubella8
(MMR)
⇒See footnote 8 ←*1st dose→
Varicella9
(VAR)
←*1 dose→
Hepatitis A10
(HepA)
←*2 dose series, See footnote 10st
Meningococcal11
MenACWY-D ≥9 mos; MenACWY-CRM ≥2 mos)
⇒See footnote 11
Tetanus, diphtheria, & acellular pertussis13
(Tdap: ≥7 yrs)
Human papillomavirus14
(HPV)
Meningococcal B12
Pneumococcal polysaccharide5
(PPSV23)

18 Months to 18 Years

Vaccines 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
Hepatitis B1
(HepB)
←*3rd dose→ §
Rotavirus2
(RV) RV1 (2-dose series); RV5 (3-dose series)
Diphtheria, tetanus, & acellular pertussis3
(DTaP: <7 yrs)
←*4th dose→ § *5th dose
Haemophilus influenzae type b4
(Hib)
§
Pneumococcal conjugate5
(PCV13)
§
Inactivated poliovirus6
(IPV:<18 yrs)
←*3rd dose→ § *4th dose § §
Influenza7
(IIV)
*Annual vaccination (IIV) 1 or 2 doses *Annual vaccination (IIV) 1 dose only
Measles, mumps, rubella8
(MMR)
§ *2nd dose §
Varicella9
(VAR)
§ *2nd dose §
Hepatitis A10
(HepA)
←*2 dose series, See footnote 10
§
Meningococcal11
MenACWY-D ≥9 mos; MenACWY-CRM ≥2 mos)
⇒See footnote 11 *1st dose § *2nd dose §
Tetanus, diphtheria, & acellular
pertussis13

(Tdap: ≥7 yrs)
§ *Tdap §
Human papillomavirus14
(HPV)
*See footnote 14 §
±
Meningococcal B12 ⇒See footnote 12
±
Pneumococcal polysaccharide5
(PPSV23)
⇒See footnote 5
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