Breadcrumbs Infectious Disease Epidemiology & Prevention Division Diseases and Conditions Resource Page Current: Haemophilus influenzae type b Haemophilus influenzae type b InformationHaemophilus influenzae Type B Quick Facts Other ResourcesCDC Haemophilus influenzae WebsiteCDC Haemophilus influenzae, type B Vaccine InformationImmunization SchedulesPage last updated: December 14, 2023