Vax in pregnancy drops whooping cough infant risk

As young infants are among those at greatest risk of pertussis, provision of the tetanus toxoid, reduced diphtheria toxoid and acellular pertussis vaccine during pregnancy has been suggested as a potential measure to improve maternal immunity and increase the transfer of antibodies to newborns.

Researchers from the Baylor College of Medicine in Texas, assigned 33 pregnant women to receive the vaccine and a further 15 to receive a placebo at 30—32 weeks’ gestation. The women who received the placebo during pregnancy were then given the vaccine postpartum before being

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