VaxTeen Hepatitis B Vaccine Booster Study
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.
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
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.