Haemophilus Influenzae Type B Vaccine
by Krisha McCoy, MS
What Is Hib Disease?
Haemophilus influenzae type B, or Hib, is a bacteria that can cause infections. It usually occurs in children under five years old. Hib can lead to:
People can carry Hib bacteria and not know it. These germs can spread from person to person. They usually spread through droplets from an infected person. Sickness will probably not occur when the germs stay in the nose and throat. They can cause serious problems when they spread into the lungs or the bloodstream.
Before the vaccine, severe Hib disease affected about 20,000 United States children under age five.
What Is the Hib Vaccine? TOP
The Hib vaccine is made from inactive parts of the bacteria. It is injected into the muscle.
Who Should Be Vaccinated and When? TOP
In general, children should get doses at:
In some cases, your child may only need three doses. This depends on which brand the doctor uses.
If a dose is missed, talk to the doctor. There are different catch-up schedules depending on the brand and your child's age.
This vaccine is not routinely recommended for children aged five years. However, it may be given if your child was not vaccinated before and your child has certain conditions, such as:
What Are the Risks Associated With the Hib Vaccine? TOP
Like any vaccine, the Hib vaccine can cause serious problems, such as a severe allergic reaction. Most people do not have any problems. Some people have redness, warmth, or swelling near the injection site, as well as a fever.
Acetaminophen (such as Tylenol) is sometimes given to reduce pain and fever that may occur after getting a vaccine. In infants, the medicine may weaken the vaccine. Discuss the risks and benefits of taking acetaminophen with the doctor.
Who Should Not Be Vaccinated? TOP
The following people should not get the vaccine:
What Other Ways Can Hib Disease Be Prevented Besides Vaccination? TOP
Antibiotics may be given to certain infants and young children who have not been vaccinated and have been exposed to the disease.
What Happens in the Event of an Outbreak? TOP
In the event of an outbreak, public health officials will determine who is at risk and vaccinate people.
WHERE CAN I GET MORE INFORMATION?
American Academy of Pediatrics
Vaccines & Immunizations
Centers for Disease Control and Prevention
Baker CJ, Pickerling LK, et al. Advisory Committee on Immunization Practices. Recommended adult immunization schedule: United States, 2011. Ann Intern Med. 2011;154(3):168-173.
Centers for Disease Control and Prevention. Recommended immunization schedules for persons aged 0-18 years—United States, 2011. MMWR. 2011;60(5).
Type B (Hib) vaccine. US Centers for Disease Control and Prevention website. Available at: http://www.cdc.gov/vaccines/hcp/vis/vis-statements/hib.html. Published December 16, 1998. Accessed November 29, 2012.
Vaccine information statements. Immunization Action Coalition website. Available at: http://www.immunize.org/vis/. Accessed November 29, 2012.
Vaccine safety and the importance of immunization. New York State Department of Health website. Available at: http://www.health..... Accessed November 29, 2012.
1/31/2008 DynaMed's Systematic Literature Surveillance https://dynamed.ebscohost.com/about/about-us: Centers for Disease Control and Prevention. Recommended immunization schedules for persons aged 0-18 years—United States, 2008. MMWR. 2008;57;Q1-Q4. Centers for Disease Control and Prevention, MMWR website. Available at: http://www.cdc.gov/mmwr/preview/mmwrhtml/mm5701a8.htm. Updated January 10, 2008. Accessed January 28, 2008.
9/25/2009 DynaMed's Systematic Literature Surveillance https://dynamed.ebscohost.com/about/about-us: Licensure of a haemophilus influenzae type b (Hib) vaccine (Hiberix) and updated recommendations for use of Hib vaccine. MMWR Morb Mortal Wkly Rep . 2009;58:1008.
10/30/2009 DynaMed's Systematic Literature Surveillance https://dynamed.ebscohost.com/about/about-us: Prymula R, Siegrist C, et al. Effect of prophylactic paracetamol administration at time of vaccination on febrile reactions and antibody responses in children: two open-label, randomised controlled trials. Lancet. 2009;374(9698):1339.
2/10/2014 DynaMed's Systematic Literature Surveillance
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Bridges C, Coyne-Beasley T. Advistory Committee on Immunization Practices recommended immunization schedules for adults aged 19 years or older: United States, 2014. Ann Intern Med. 2014;160(3):190-197.
Last reviewed March 2013 by Brian Randall, MD
Last Updated: 2/10/2014