U.S., March 26 -- ClinicalTrials.gov registry received information related to the study (NCT07492303) titled 'A Phase I Clinical Trial of Absorbed Acellular Pertussis (Two-Component) Diphtheria-Tetanus Combined Vaccine (For Adults and Adolescents)' on March 19.

Brief Summary: the safety and tolerability of different dosages of adsorbed acellular pertussis (two-component) diphtheria-tetanus combined vaccine

Study Start Date: April 20

Study Type: INTERVENTIONAL

Condition: Pertussis (Whooping Cough) Diphtheria Tetanus

Intervention: BIOLOGICAL: Tdap vaccine

intramuscular injection only, and the preferred inoculation site is the deltoid muscle of the upper arm.

Recruitment Status: NOT_YET_RECRUITING

Sponsor: Changchun BCHT Biotechnolog...