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A randomized, blinded, parallel positive-controlled phase III clinical trial to evaluate the safety and immunogenicity of adsorbed acellular pertussis (component) conjugate vaccine for use in healthy infants and young children

A randomized, blinded, parallel positive-controlled phase III clinical trial to evaluate the safety and immunogenicity of adsorbed acellular pertussis (component) conjugate vaccine for use in healthy infants and young children

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600127620
Enrollment
Unknown
Registered
2026-07-03
Start date
2025-05-30
Completion date
Unknown
Last updated
2026-07-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Pertussis

Interventions

Control group 1:DTcP-wIPV/Hib Vaccination
Control group 2:DTaP vaccination
Test group:DTcP vaccination

Sponsors

Hubei Center For Disease Control And Prevention
Lead Sponsor

Eligibility

Sex/Gender
All
Age
No minimum to 3 Years

Inclusion criteria

Inclusion criteria: Basic, second and third doses and booster immunizations 1. Resident healthy population aged 2 months old; 2. Obtaining consent from the legal guardian of the study participant and signing the informed consent form; 3. Study participants and legal guardians are able to comply with the requirements of the clinical trial protocol and can provide valid identification documents; 4. Have not been vaccinated with DPT, polio vaccine, Haemophilus influenzae type b (Hib) vaccine; 5. Those with axillary temperature <=37.0°C; Immunization persistence 1. Previous participants in the Phase III clinical trial of this product who received the full course of the test group vaccine; 2. Obtain consent from the volunteer's legal guardian and sign an informed consent form; 3. Volunteers and legal guardians are able to comply with clinical trial protocol requirements;

Exclusion criteria

Exclusion criteria: Basic immunization 1. History of pertussis, diphtheria and tetanus; 2. Preterm infants (delivered before the 37th week of gestation), low birth weight infants (birth weight 37.0°C at the time of vaccination(Vaccination can be postponed within the time window specified in the protocol); Immunization persistence 1. Have received other DPT vaccines or combination vaccines containing its components after enrollment for basic immunization. 2. History of pertussis, diphtheria and tetanus after basic immunization enrollment; 3. Newly diagnosed autoimmune or immunodeficiency diseases, including human immunodeficiency virus (HIV) infection, after enrollment in basic immunization; 4. Absence of spleen, defective spleen function due to any condition after basic immunization enrollment; 5. Individuals treated with immune-enhancing or inhibiti

Design outcomes

Primary

MeasureTime frame
geometric mean concentration (GMC);Antibody positivity rate;

Secondary

MeasureTime frame
adverse event(AE);serious adverse event(SAE);

Countries

China

Contacts

Public ContactYeqing Tong

Hubei Center For Disease Control And Prevention

63382251@qq.com+86 13971078410

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jul 23, 2026