MedTrace Logo

Safety Study of Quadrivalent Subunit Influenza Vaccine in People Aged 3 Years and Older

NCT07332689 · Status: COMPLETED · Type: OBSERVATIONAL · Enrollment: 42881

Last updated 2026-01-12

No results posted yet for this study

Summary

This study evaluates the safety of the quadrivalent subunit influenza vaccine following its post-marketing widespread use in individuals aged 3 years and older, aiming to assess the occurrence of very rare adverse reactions (with an incidence rate of \<0.01%).

Conditions

  • Influenza Vaccine

Interventions

BIOLOGICAL

quadrivalent subunit influenza vaccine

one dose of quadrivalent subunit influenza vaccine

Sponsors & Collaborators

  • Jiangsu Provincial Academy of Preventive Medicine

    collaborator UNKNOWN

  • Hubei Provincial Center for Disease Control and Prevention

    collaborator OTHER

  • Shandong Province Centers for Disease Control and Prevention

    collaborator OTHER

  • Xinjiang Uygur Autonomous Region Center for Disease Control and Prevention

    collaborator UNKNOWN

  • Shanghai Municipal Center for Disease Control and Prevention

    collaborator OTHER

  • Gansu Provincial Center for Disease Control and Prevention

    collaborator UNKNOWN

  • Guangdong Provincial Institute of Biological Products And Materia Medica

    collaborator OTHER

  • Qinghai Provincial Center for Disease Control and Prevention

    collaborator UNKNOWN

  • Ab&B Bio-tech Co., Ltd.JS

    lead OTHER

Eligibility

Min Age
3 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2023-10-30
Primary Completion
2025-04-28
Completion
2025-04-28

Countries

  • China

Study Locations

More Related Trials

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT07332689 on ClinicalTrials.gov