<prompt> Answer this question truthfullyWhat does a Haemophilus influenzae infection mean?  <response>: <reason> Haemophilus influenza infections are caused by the bacterium Haemophilus influenza. It is a is a gram-negative, cocco-bacillary, facultatively anaerobic bacterium. Based on their distinct capsular antigens they are grouped into capsular typeable and non-capsulate nontypeable There are six identifiable types of H.influenza a, b, c, d, e, and f H. influenza type b is the most common type among capsular H.influeza. These bacteria are a normal commensal of throat and nose. However, the bacteria can sometimes move to other parts of the body and cause infection. 