A Phase II/III multicenter randomized single blind non-inferiority immunogenicity and safety study of TeddyVac™ vaccine of Human Biologicals Institute in healthy subjects of 10 years to 60 years of age

WHO and other health agencies recommend that tetanus toxoid (TT) should be replaced by tetanus-diphtheria (Td) vaccine taking into consideration the low coverage and waning immunity, especially for diphtheria. In this randomised, multicentre, non-inferiority study, the immunogenicity and safety of TeddyVac