Comparison of Three Licensed Influenza Vaccines
Public ClinicalTrials.gov record NCT03068949. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Comparison of CD4 T Cell Induction and Antibody Responses Between a Pure Hemagglutinin Influenza Vaccine and Licensed Subvirion Influenza Vaccine Made in Eggs or Cell Culture in Healthy Adults.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This study will evaluate in detail the way that the immune system responds to three different kinds of flu shots that are licensed in the United States.
Study identification
- NCT ID
- NCT03068949
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 4
- Enrollment
- 413 participants
Conditions and interventions
Conditions
Interventions
- FluBlok Biological
- Fluzone Biological
- FluCelVax Biological
- Fluzone HD Biological
Biological
Eligibility (public fields only)
- Age range
- 18 Years to 49 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
- Oct 27, 2015
- Primary completion
- Jun 29, 2020
- Completion
- Jun 29, 2021
- Last update posted
- Nov 29, 2021
2015 – 2021
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Rochester Medical Center, Vaccine Research Unit Room 3-5000 | Rochester | New York | 14642 | — |
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 NCT03068949, 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 Nov 29, 2021 · Synced Sep 8, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03068949 live on ClinicalTrials.gov.