Can a booster shot stop whooping cough bacteria in its tracks?
Knowledge-focused
Ongoing
This study looks at whether a booster dose of the acellular pertussis vaccine (Tdap-IPV) can reduce the amount of whooping cough bacteria in the nose after intentional exposure. Healthy adults who were vaccinated as children will receive either the Tdap-IPV booster or a control v…
Phase: PHASE4 • Sponsor: Dimitri Diavatopoulos • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:30 UTC