# Persistence of the Immune Response to Hepatitis B in 4-6 Years Old Children Previously Vaccinated With DTPa-HBV-IPV/Hib

> **NCT00335881** · PHASE4 · COMPLETED · sponsor: **GlaxoSmithKline** · enrollment: 300 (—)

## Conditions studied

- Hepatitis B

## Interventions

- **BIOLOGICAL:** hepatitis B vaccine

## Key facts

- **NCT ID:** NCT00335881
- **Lead sponsor:** GlaxoSmithKline
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2006-06
- **Primary completion:** —
- **Final completion:** 2006-11
- **Target enrollment:** 300 (—)
- **Last updated:** 2016-10-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00335881

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00335881, "Persistence of the Immune Response to Hepatitis B in 4-6 Years Old Children Previously Vaccinated With DTPa-HBV-IPV/Hib". Retrieved via AI Analytics 2026-06-15 from https://api.ai-analytics.org/clinical/NCT00335881. Licensed CC0.

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