Clinical Study to Evaluate Safety, Immunogenicity of Investigational Flu Vaccine Compared to an Approved Flu Vaccine (QIV) in Children Previously Vaccinated in Trial V118_05

ClinicalTrials.gov ID: NCT02255409

Public ClinicalTrials.gov record NCT02255409. 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.

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ClinicalTrials.gov public records Last synced Sep 2, 2026, 5:42 AM EDT

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

Official title

A Phase III, Randomized, Observer Blind, Multicenter Study to Evaluate the Safety and Immunogenicity of Repeated Exposure to an Adjuvanted Quadrivalent Subunit Influenza Virus Vaccine (aQIV), Administered to Subjects Previously Vaccinated in Trial V118_05

Brief summary

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

Safety, Immunogenicity of an Adjuvanted Quadrivalent Subunit Influenza Virus Vaccine Compared to Non-Adjuvanted Comparator Influenza Vaccine in Children Previously Vaccinated in Trial V118\_05

Study identification

NCT ID: NCT02255409
Recruitment status: Completed
Study type: Interventional
Phase: Phase 3
Lead sponsor: Seqirus; Industry
Enrollment: 607 participants

Conditions and interventions

Conditions

Influenza

Interventions

Adjuvanted Quadrivalent Subunit Influenza Virus Vaccine (aQIV) Biological
non-adjuvanted Quadrivalent Influenza Vaccine (QIV) Biological

Biological

Eligibility (public fields only)

Age range: 12 Months to 84 Months
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: Sep 30, 2014
Primary completion: Dec 31, 2015
Completion: Dec 31, 2015
Last update posted: Mar 14, 2023

2014 – 2016

United States locations

U.S. sites: 19
U.S. states: 11
U.S. cities: 17

Facility	City	State	ZIP	Site status
Not listed	San Diego	California	92103	—
Not listed	San Gabriel	California	91706	—
Not listed	Colorado Springs	Colorado	80920	—
Not listed	Melbourne	Florida	32935	—
Not listed	Augusta	Kansas	67010	—
Not listed	Newton	Kansas	67114	—
Not listed	Louisville	Kentucky	40291	—
Not listed	Metairie	Louisiana	70006	—
Not listed	Bellevue	Nebraska	68005	—
Not listed	Binghamton	New York	13901	—
Not listed	Dayton	Ohio	45406	—
Not listed	Austin	Texas	78705	—
Not listed	Fort Worth	Texas	76135	—
Not listed	San Angelo	Texas	76904	—
Not listed	Tomball	Texas	77375	—
Not listed	Salt Lake City	Utah	84109	—
Not listed	Salt Lake City	Utah	84121	—
Not listed	Salt Lake City	Utah	84124	—
Not listed	West Jordan	Utah	84088	—

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 9 non-U.S. sites.

About this trial record page

What this page shows: Public field values for ClinicalTrials.gov record NCT02255409, 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 Mar 14, 2023 · Synced Sep 2, 2026

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT02255409 live on ClinicalTrials.gov.

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