Background Reduced-antigen-content tetanus, diphtheria, and acellular pertussis (Tdap)
vaccine is recommended in many countries for boosting immunity in adolescents and adults …

OBJECTIVE: To quantify accurately the rate of adverse reactions after the preschool (fifth)
dose of adsorbed diphtheria toxoid-pertussis vaccine-tetanus toxoid (DPT) vaccine and to …

In two double-blind, randomized, comparative studies involving a total of 218 children, an
acellular pertussis (DTPa) vaccine containing diphtheria and tetanus toxoids and pertussis …

Objective. To compare the safety and immunogenicity of 12 different acellular pertussis
vaccines combined with diphtheria and tetanus toxoids (DTaP) with one licensed diphtheria …

The rates of severe side reactions observed in Stockholm I and Italian Trials are reported.
Children vaccinated with the same DTPwc in both trials experienced high fever and …

The present study was undertaken to compare the immunogenicity and reactogenicity of two
diphtheria-tetanus-whole cell pertussis (DTwP) vaccines administered to Iranian preschool …

Background. Acellular pertussis (aP)-containing vaccines cause fewer adverse events than
whole-cell versions for primary doses. Booster doses, however, may be followed by …

Background: Prelicensure clinical studies may not include sufficient numbers of subjects to
assess the potential for rare postvaccination adverse events. The aim of this postlicensure …

Extensive local reactions are recognized to occur after administration of the fourth and fifth
booster doses of diphtheria-tetanus-acellular pertussis (DTaP) vaccines. The incidence of …

Background Pertussis in adults and adolescents could be reduced by replacing traditional
tetanus and diphtheria (Td) boosters with reduced-antigen-content diphtheria–tetanus …