# Efficacy Study of an Investigational Influenza Vaccine (Vero Cell Derived) to Prevent Culture Confirmed Influenza Infection (CCII)

> **NCT00566345** · PHASE3 · COMPLETED · sponsor: **Alachua Government Services, Inc.** · enrollment: 3670 (actual)

## Conditions studied

- Influenza

## Interventions

- **BIOLOGICAL:** Inactivated seasonal influenza vaccine (split virus, Vero cell-derived)
- **OTHER:** Phosphate buffered saline

## Key facts

- **NCT ID:** NCT00566345
- **Lead sponsor:** Alachua Government Services, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2007-11
- **Primary completion:** 2008-06
- **Final completion:** 2008-06
- **Target enrollment:** 3670 (ACTUAL)
- **Last updated:** 2023-10-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00566345

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00566345, "Efficacy Study of an Investigational Influenza Vaccine (Vero Cell Derived) to Prevent Culture Confirmed Influenza Infection (CCII)". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT00566345. Licensed CC0.

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