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Terminated Phase 3 Interventional Accepts healthy volunteers Results available

Study With Quadrivalent Recombinant Influenza Vaccine (RIV4) Compared With Egg-Based Quadrivalent Influenza Vaccine (IIV4) in Participants Aged 3 to 8 Years

ClinicalTrials.gov ID: NCT05513391

Public ClinicalTrials.gov record NCT05513391. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 1, 2026, 9:33 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Immunogenicity and Safety of Quadrivalent Recombinant Influenza Vaccine Compared With Egg-Based Standard-Dose Quadrivalent Influenza Vaccine in Children 3 to 8 Years of Age.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study was to demonstrate the non-inferior HAI immune response of quadrivalent recombinant influenza vaccine (RIV4) vs licensed Egg-Based Quadrivalent Influenza Vaccine (IIV4) for the 4 strains based on the egg-derived antigen in all participants aged 3 to 8 years and to describe the immunogenicity and safety profile of RIV4 compared to IIV4 in participants aged 3 to 8 years.

Study identification

NCT ID
NCT05513391
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 3
Enrollment
366 participants

Conditions and interventions

Eligibility (public fields only)

Age range
3 Years to 8 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Nov 9, 2022
Primary completion
Oct 2, 2023
Completion
Oct 2, 2023
Last update posted
Sep 8, 2025

2022 – 2023

United States locations

U.S. sites
18
U.S. states
12
U.S. cities
17
Facility City State ZIP Site status
Birmingham Pediatric Associates Site Number : 8400023 Birmingham Alabama 35205
The Children's Clinic Of Jonesboro PA Site Number : 8400025 Jonesboro Arkansas 72401
California Research Foundation Site Number : 8400003 San Diego California 92123-1881
Meridian Clinical Research- Sioux City Site Number : 8400007 Sioux City Iowa 51106
AMR - Newton Site Number : 8400021 Newton Kansas 67114
Kentucky Pediatrics / Adult Research Site Number : 8400010 Bardstown Kentucky 40004
Velocity Clinical Research- New Orleans Site Number : 8400012 New Orleans Louisiana 70119
Velocity Clinical Research Lincoln Site Number : 8400013 Lincoln Nebraska 68510
Velocity Clinical Research Omaha Site Number : 8400009 Omaha Nebraska 68134
Meridian Clinical Research Site Number : 8400006 Binghamton New York 13905
Velocity Clinical Research Vestal Site Number : 8400016 Vestal New York 13850
Ohio Pediatric Research Site Number : 8400020 Dayton Ohio 45414
Rainbow Pediatrics Site Number : 8400014 Barnwell South Carolina 29812
Coastal Pediatric Research Charleston Site Number : 8400005 Charleston South Carolina 29414
Coastal Carolina Research Center Site Number : 8400022 North Charleston South Carolina 29405
JBR Clinical Research Site Number : 8400001 Salt Lake City Utah 84107
J. Lewis Research Site Number : 8400017 Salt Lake City Utah 84109
Alliance for Multispecialty Research Syracuse Site Number : 8400027 Syracuse Utah 84075-9645

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 13 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05513391, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Sep 8, 2025 · Synced Sep 1, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05513391 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →