There are at least three types of licensed Haemophilus b conjugate vaccines. The primary type used in the immunization of infants is the Haemophilus b conjugate vaccine, given by injection. This vaccine first became available in 1988 and has been recommended for children since 1990.
Some states require proof of receiving the vaccine prior to entry into day care or preschools.
Children 15 months to 5 years, who have not received the vaccine, should be given a single injection of Haemophilus b conjugate vaccine. Children over 5 years of age and adults do not need to receive immunization for Haemophilus influenza type b. Haemophilus b may also cause serious infections such as pneumonia , pericarditis , and infections of the blood, bones, and joints. An additional 1 out of 200 children will experience a moderate to severe form of Haemophilus b infection prior to their 5th birthday. Haemophilus b. It does not protect against diseases caused by other forms of Haemophilus.