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Completed Phase 1 Interventional Accepts healthy volunteers

Revaccination With Subunit Influenza A/Vietnam/1203/2004 (H5N1) Vaccine

ClinicalTrials.gov ID: NCT00240903

Public ClinicalTrials.gov record NCT00240903. 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 5, 2026, 1:27 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

Revaccination of Healthy Subjects With Intramuscular Inactivated Subunit Influenza A/Vietnam/1203/2004 (H5N1) Vaccine Representing a Drifted Variant

Brief summary

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

The purpose of this study is to determine whether having received an H5 vaccine in the past primes the immune system to respond rapidly to another dose of H5 vaccine. One hundred seventeen participants in a previous vaccine study (involving the A/Hong/Kong/97 virus) during the fall of 1998 at the University of Rochester will be eligible to enroll in this study. Participation in this study will up to 64 days and will involve donation of small samples of blood 7, 28, and 56 days after vaccination.

Study identification

NCT ID
NCT00240903
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Enrollment
37 participants

Conditions and interventions

Conditions

Interventions

Biological

Eligibility (public fields only)

Age range
18 Years to 65 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
Sep 30, 2005
Primary completion
Feb 28, 2006
Completion
Feb 28, 2006
Last update posted
Aug 11, 2011

2005 – 2006

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of Rochester 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 NCT00240903, 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 Aug 11, 2011 · Synced Sep 5, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00240903 live on ClinicalTrials.gov.

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