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Estimate the Safety and Effectiveness of Adjuvanted Influenza Vaccine Among Asian Elderly People When Compared to Non-adjuvanted Vaccines

NCT06676644 · Status: RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 200

Last updated 2026-02-24

No results posted yet for this study

Summary

To compare the immunogenicity, cellular immune response, and safety between adjuvanted (aIIV4) and non-adjuvanted (IIV4) seasonal influenza vaccines in the Taiwanese elderly population with chronic medical conditions.

Conditions

  • Influenza Vaccines
  • Elderly

Interventions

DRUG

adjuvanted

adjuvanted (aIIV4) influenza vaccine in the Taiwanses elderly with chronic medical conditions

DRUG

non-adjuvanted

non-adjuvanted (IIV4) influenza vaccine in the Taiwanses elderly with chronic medical conditions

Sponsors & Collaborators

  • National Taiwan University Hospital

    lead OTHER

Study Design

Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
65 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2024-11-21
Primary Completion
2027-12-31
Completion
2027-12-31

Countries

  • Taiwan

Study Locations

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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 NCT06676644 on ClinicalTrials.gov