The Hib vaccine is effective in preventing infections caused by the Haemophilus influenza type b bacteria. Infections that can be caused by this type of bacteria include:
Federal health agencies in the United States recommend this vaccination for children under the age of five. Typically, the vaccine is administered to babies beginning at two months of age, and is often combined with other vaccinations.
The current recommendation for when infants should receive the Hib vaccine is at:
The Hib vaccine is typically not necessary for children over the age of five and adults. However, children and adults with certain conditions—including asplenia, sickle cell disease, patients about to have spleen removal surgery, and bone marrow transplant patients—may need to get the Hib vaccine. This vaccine is also often recommended for patients between the ages of 5 and 18 who have HIV. Talk to your doctor if you have questions.