The name coupon arose because in the past, paper bond certificates were issued which had coupons attached to them, one for each interest payment. On the due dates the bondholder would hand in the coupon to a bank in exchange for the interest payment.
Hib vaccine. Haemophilus influenzae type B vaccine is a vaccine used to prevent Haemophilus influenzae type b (Hib) infection. In countries that include it as a routine vaccine, rates of severe Hib infections have decreased more than 90%. It has therefore resulted in a decrease in the rate of meningitis, pneumonia, and epiglottitis.
On June 14, 2012, the FDA approved a new combination vaccine against two types of meningococcal disease and Hib disease for infants and children 6 weeks to 18 months old.The vaccine, Menhibrix, will prevent disease caused by Neisseria meningitidis serogroups C and Y and Haemophilus influenzae type b.n June 14, 2012, the FDA approved a new combination vaccine against two types of meningococcal disease and Hib disease for infants and children 6 weeks to 18 months old.