Active immunisation against diphtheria, tetanus, pertussis, poliomyelitis and invasive infections caused by Haemophilus influenzae type b (meningitis, septicaemia, cellulitis, arthritis, epiglottitis, …)• for primary vaccination in infants.• for booster in children who have previously received a primary vaccination with this vaccine or a diphtheria-tetanus-whole-cell or acellular pertussis poliomyelitis vaccine, whether mixed or not with freeze-dried conjugate Haemophilus influenzae type b vaccine.