Recommended and Minimum Ages and Intervals
1,2,3,4
Between Doses of Routinely Recommended Vaccines
Recommended
Minimum
Recommended
Minimum age
Vaccine and dose number
interval to next
interval to next
age for this dose
for this dose
dose
dose
5
Diphtheria-tetanus-acellular pertussis (DTaP)-1
2 months
6 weeks
8 weeks
4 weeks
DTaP-2
4 months
10 weeks
8 weeks
4 weeks
6
6
DTaP-3
6 months
14 weeks
6-12 months
6 months
6
DTaP-4
15-18 months
15 months
3 years
6 months
7
DTaP-5
4-6 years
4 years
—
—
8
Haemophilus influenzae type b (Hib)-1
2 months
6 weeks
8 weeks
4 weeks
Hib-2
4 months
10 weeks
8 weeks
4 weeks
9
Hib-3
6 months
14 weeks
6-9 months
8 weeks
Hib-4
12-15 months
12 months
—
—
5
Hepatitis A (HepA)-1
12-23 months
12 months
6-18 months
6 months
HepA-2
>18 months
18 months
—
—
Hepatitis B (HepB)-1
Birth
Birth
4 weeks-4 months
4 weeks
HepB-2
1-2 months
4 weeks
8 weeks-17 months
8 weeks
10
HepB-3
6-18 months
24 weeks
—
—
11
Herpes zoster (HZV)
>60 years
60 years
—
—
12
Human papillomavirus (HPV)-1
11-12 years
9 years
8 weeks
4 weeks
11-12 years
9 years
12
HPV-2
4 months
12 weeks
(+ 2 months)
(+ 4 weeks)
11-12 years
9 years
12,13
HPV-3
—
—
(+ 6 months)
(+5 months)
14
15
Influenza, inactivated (IIV)
>6 months
6 months
4 weeks
4 weeks
14
Influenza, live attenuated (LAIV)
2-49 years
2 years
4 weeks
4 weeks
16
Measles-mumps-rubella (MMR)-1
12-15 months
12 months
3-5 years
4 weeks
16
MMR-2
4-6 years
13 months
—
—
17
18
Meningococcal conjugate (MenACWY)-1
11-12 years
6 weeks
4-5 years
8 weeks
19
11 years
MenACWY-2
16 years
—
—
(+ 8 weeks)
16
Meningococcal polysaccharide (MPSV4)-1
—
2 years
5 years
5 years
MPSV4-2
—
7 years
—
—
8
Pneumococcal conjugate (PCV13)-1
2 months
6 weeks
8 weeks
4 weeks
PCV-2
4 months
10 weeks
8 weeks
4 weeks
PCV-3
6 months
14 weeks
6 months
8 weeks
PCV-4
12-15 months
12 months
—
—
Pneumococcal polysaccharide (PPSV)-1
—
2 years
5 years
3 years
20
PPSV-2
—
7 years
—
—
5
Poliovirus, Inactivated (IPV)-1
2 months
6 weeks
8 weeks
4 weeks
IPV-2
4 months
10 weeks
8 weeks-14 months
4 weeks
IPV-3
6-18 months
14 weeks
3-5 years
6 months
21
IPV-4
4-6 years
4 years
—
—
22
Rotavirus (RV)-1
2 months
6 weeks
8 weeks
4 weeks
RV-2
4 months
10 weeks
8 weeks
4 weeks
22
RV-3
6 months
14 weeks
—
—
Tetanus-diphtheria (Td)
11-12 years
7 years
10 years
5 years
23
Tetanus-diphtheria-acellular pertussis (Tdap)
>11 years
7 years
—
—
16
24
Varicella (Var)-1
12-15 months
12 months
3-5 years
12 weeks
16
25
Var-2
4-6 years
15 months
—
—