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.
Hib vaccine can prevent Hib disease. Since use of Hib vaccine began, the number of cases of invasive Hib disease has decreased by more than 99%. Many more children would get Hib disease if we stopped vaccinating. Top of Page. Hib vaccine. Several different brands of Hib vaccine are available. Your child will receive either 3 or 4 doses, depending on which vaccine is used. Doses of Hib vaccine are usually recommended at these ages: First Dose: 2 months of age. Second Dose: 4 months of age. Third Dose: 6 months of age (if needed, depending on brand of vaccine)