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Not Yet RecruitingNCT07418372

Phase I/II Clinical Trial of Diphtheria-Tetanus-Pertussis (Reduced Dose) Vaccine

A Randomized, Double-Blind, Parallel-Controlled Phase I/II Clinical Trial Evaluating the Safety and Immunogenicity of Tetanus, Diphtheria and Acellular Component Pertussis Vaccine Adsorbed (Reduced Antigens Content) Among Individuals Aged 6 Years and Above

Status
Not Yet Recruiting
Phase
Phase 1 / Phase 2
Study type
Interventional
Enrollment
660 (estimated)
Sponsor
Institute of Medical Biology, Chinese Academy of Medical Sciences · Academic / Other
Sex
All
Age
6 Years
Healthy volunteers
Accepted

Summary

This is a randomized, double-blinded, parallel-controlled phase I/II clinical trial to evaluate the safety and preliminary immunogenicity of the Tetanus, Diphtheria and Acellular Component Pertussis Vaccine Adsorbed (reduced antigen content) in subjects aged 6 years and above.

Conditions

Interventions

TypeNameDescription
BIOLOGICALlow-dose Tetanus, Diphtheria and Acellular Component Pertussis Vaccine Adsorbed (Reduced Antigens Content)Low-dose vaccine, 0.5ml/dose, one dose at Day 0
BIOLOGICALhigh-dose Tetanus, Diphtheria and Acellular Component Pertussis Vaccine Adsorbed (Reduced Antigens Content)High-dose vaccine, 0.5ml/dose, one dose at Day 0
BIOLOGICALTetanus, Diphtheria and Acellular Pertussis VaccineDTaP controlled vaccine, 0.5ml/dose, one dose at Day 0
BIOLOGICAL23-valent polysaccharide pneumococcal vaccinePPV23 controlled vaccine, 0.5ml/dose, one dose at Day 0

Timeline

Start date
2026-03-12
Primary completion
2026-08-31
Completion
2027-07-31
First posted
2026-02-18
Last updated
2026-02-18

Locations

1 site across 1 country: China

Source: ClinicalTrials.gov record NCT07418372. Inclusion in this directory is not an endorsement.