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Completed Phase 4 Interventional Accepts healthy volunteers

VaxTeen Hepatitis B Vaccine Booster Study

ClinicalTrials.gov ID: NCT00144313

Public ClinicalTrials.gov record NCT00144313. 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 4, 2026, 8:25 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

Persistence of Antibody and Response to Booster of a Recombinant Hepatitis B Vaccine in Children Who Responded to a Primary Course of 2.5µg Recombinant Hepatitis B Vaccine as Infants

Brief summary

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

The purpose of this study is to determine immune status of adolescents who responded to a primary series of recombinant hepatitis B vaccine given at birth and to assess their response to a booster dose of vaccine.

Study identification

NCT ID
NCT00144313
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Enrollment
60 participants

Conditions and interventions

Conditions

Interventions

Biological

Eligibility (public fields only)

Age range
13 Years to 16 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
Jul 31, 2005
Primary completion
Not listed
Completion
Dec 31, 2005
Last update posted
Sep 20, 2007

2005 – 2006

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
CDC Arctic Investigations Program Anchorage Alaska 99508

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 NCT00144313, 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 20, 2007 · Synced Sep 4, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00144313 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →