# A Bridging Study: Comparing Two Lots of Sci-B-Vac™ and Engerix-B in Healthy Adults

> **NCT04531098** · PHASE3 · COMPLETED · sponsor: **VBI Vaccines Inc.** · enrollment: 402 (actual)

## Conditions studied

- Hepatitis B

## Interventions

- **BIOLOGICAL:** Sci-B-Vac-Lot B
- **BIOLOGICAL:** Sci-B-Vac-Lot A
- **BIOLOGICAL:** Engerix-B

## Key facts

- **NCT ID:** NCT04531098
- **Lead sponsor:** VBI Vaccines Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2006-03-02
- **Primary completion:** 2008-12-31
- **Final completion:** 2008-12-31
- **Target enrollment:** 402 (ACTUAL)
- **Last updated:** 2022-07-26


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04531098

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04531098, "A Bridging Study: Comparing Two Lots of Sci-B-Vac™ and Engerix-B in Healthy Adults". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT04531098. Licensed CC0.

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