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Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Immunogenicity and Safety of bioCSL Quadrivalent Influenza Vaccine (QIV) in Adults Aged 18 Years and Above.

ClinicalTrials.gov ID: NCT02214225

Public ClinicalTrials.gov record NCT02214225. 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 2, 2026, 12:41 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 3, Randomized, Multicenter, Double-blinded Study to Evaluate the Immunogenicity and Safety of a Quadrivalent Influenza Vaccine (CSL QIV) in Comparison With a US Licensed 2014/2015 Trivalent Influenza Vaccine (CSL TIV-1), and a Trivalent Influenza Vaccine Containing the Alternate B Strain (CSL TIV-2), in Adults Aged 18 Years and Above.

Brief summary

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

This is a study to assess the immune (antibody) response and safety of a bioCSL split virion, inactivated quadrivalent influenza vaccine, in comparison with a US licensed 2014/2015 trivalent influenza vaccine (bioCSL TIV-1), and a trivalent influenza vaccine containing the alternate B strain (bioCSL TIV-2), in healthy adult volunteers aged 18 years and above.

Study identification

NCT ID
NCT02214225
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Seqirus
Industry
Enrollment
3,484 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
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
Jul 31, 2014
Primary completion
Oct 31, 2014
Completion
Mar 31, 2015
Last update posted
Mar 12, 2017

2014 – 2015

United States locations

U.S. sites
33
U.S. states
22
U.S. cities
32
Facility City State ZIP Site status
Site 296 Huntsville Alabama 35802
Site 286 Los Angeles California 90036
Site 315 San Diego California 92108
Site 301 Milford Connecticut 06460
Site 297 Jacksonville Florida 32207
Site 293 Melbourne Florida 32935
Site 292 Savannah Georgia 31406
Site 289 Meridian Idaho 83642
Site 294 Peoria Illinois 61614
Site 295 Mishawaka Indiana 46545
Site 317 Witchita Kansas 67207
Site 291 Rockville Maryland 20850
Site 310 Methuen Massachusetts 01844
Site 287 St Louis Missouri 63141
Site 316 Bellevue Nebraska 68005
Site 298 Las Vegas Nevada 89104
Site 285 Binghamton New York 13901
Site 313 Rochester New York 14642
Site 302 Charlotte North Carolina 28209
Site 306 Raleigh North Carolina 27609
Site 309 Wilmington North Carolina 28401
Site 305 Winston-Salem North Carolina 27103
Site 299 Oklahoma City Oklahoma 73112
Site 307 Mt. Pleasant South Carolina 29464
Site 308 Bristol Tennessee 37620
Site 311 Jefferson City Tennessee 37760
Site 312 Knoxville Tennessee 37912
Site 304 Knoxville Tennessee 37938
Site 283 Austin Texas 78705
Site 282 Forth Worth Texas 76135
Site 288 San Angelo Texas 76904
Site 300 Salt Lake City Utah 84124
Site 303 Charlottesville Virginia 22911

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT02214225, 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 12, 2017 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT02214225 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →