|
Medical Definition of Hib vaccine
1. A vaccination that is given to infants to protect against infection with haemophilus influenza b, an important cause of neonatal sepsis. Typically administered at 2, 4, 6 and 15 months. Children who are aged 15 months to 5 years, who have not received the vaccine, should be given a single injection of haemophilus b conjugate vaccine. (27 Sep 1997)