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.
There are two types of vaccines available, viral meningitis and bacterial meningitis. The meningitis vaccine, Haemophilus influenzae type B (Hib) is administered to children under 5 years of age. There are usually 3 to 4 doses given at 2 months, 4 months, 6 months, and 12 months of age.This vaccine is known to provide immunity against meningitis infection for at least 15 years. There are two types of vaccines against Neisseria meningitidis, the bacteria that causes meningococcal meningitis.he meningitis vaccine, Haemophilus influenzae type B (Hib) is administered to children under 5 years of age. There are usually 3 to 4 doses given at 2 months, 4 months, 6 months, and 12 months of age.