Table 4. ACIP recommendations for Hib... | American Society of Hematology

Table 4.

ACIP recommendations for Hib vaccines in children and adults with asplenia or hyposplenia^37,38,52

Age at first dose	Timing of first dose of Hib	Total doses of Hib	Interval between Hib doses
ActHIB, HIBERIX, Pentacel
2 mo	—	4 doses	2-mo, 2-mo, 6-mo intervals
PedvaxHIB
2 mo	—	3 doses	2-mo, 8-mo intervals
Any licensed, age-appropriate Hib vaccine
12-59 mo; ≤1 dose before age 12 mo	>8 wk after prior dose	2 doses	8-wk interval
12-59 mo; ≥2 doses before age 12 mo	>8 wk after prior dose	1 dose	—
≥5 y; no prior Hib doses	—	1 dose	—

Age at first dose	Timing of first dose of Hib	Total doses of Hib	Interval between Hib doses
ActHIB, HIBERIX, Pentacel
2 mo	—	4 doses	2-mo, 2-mo, 6-mo intervals
PedvaxHIB
2 mo	—	3 doses	2-mo, 8-mo intervals
Any licensed, age-appropriate Hib vaccine
12-59 mo; ≤1 dose before age 12 mo	>8 wk after prior dose	2 doses	8-wk interval
12-59 mo; ≥2 doses before age 12 mo	>8 wk after prior dose	1 dose	—
≥5 y; no prior Hib doses	—	1 dose	—