# Immunogenicity and Safety Study of Booster Vaccine With the COVID-19 Vaccine (Vero Cell), Inactivated, Omicron Strain

> **NCT05411471** · PHASE2 · COMPLETED · sponsor: **Sinovac Biotech (Hong Kong) Limited** · enrollment: 221 (actual)

## Conditions studied

- COVID-19

## Interventions

- **BIOLOGICAL:** COVID-19 Vaccine (Vero Cell), Inactivated, Omicron Strain

## Key facts

- **NCT ID:** NCT05411471
- **Lead sponsor:** Sinovac Biotech (Hong Kong) Limited
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2022-06-08
- **Primary completion:** 2023-06-25
- **Final completion:** 2023-06-25
- **Target enrollment:** 221 (ACTUAL)
- **Last updated:** 2023-09-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05411471

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05411471, "Immunogenicity and Safety Study of Booster Vaccine With the COVID-19 Vaccine (Vero Cell), Inactivated, Omicron Strain". Retrieved via AI Analytics 2026-06-12 from https://api.ai-analytics.org/clinical/NCT05411471. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*