# Hepatitis B Vaccine Booster Study (V232-058)(COMPLETED)

> **NCT00393523** · PHASE3 · COMPLETED · sponsor: **Merck Sharp & Dohme LLC** · enrollment: 1478 (actual)

## Conditions studied

- Hepatitis B

## Interventions

- **BIOLOGICAL:** Comparator: Modified Process Hepatitis B Vaccine
- **BIOLOGICAL:** Comparator: Comparator: ENGERIX-B

## Key facts

- **NCT ID:** NCT00393523
- **Lead sponsor:** Merck Sharp & Dohme LLC
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2006-09
- **Primary completion:** 2008-06
- **Final completion:** 2008-06
- **Target enrollment:** 1478 (ACTUAL)
- **Last updated:** 2017-04-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00393523

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00393523, "Hepatitis B Vaccine Booster Study (V232-058)(COMPLETED)". Retrieved via AI Analytics 2026-07-07 from https://api.ai-analytics.org/clinical/NCT00393523. Licensed CC0.

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