# Preliminary Safety Assessment of a Quadrivalent Subunit Influenza Vaccine in China

> **NCT07710586** · PHASE4 · COMPLETED · sponsor: **Ab&B Bio-tech Co., Ltd.JS** · enrollment: 3105 (actual)

## Conditions studied

- Influenza Vaccine

## Interventions

- **BIOLOGICAL:** quadrivalent subunit influenza vaccine

## Key facts

- **NCT ID:** NCT07710586
- **Lead sponsor:** Ab&B Bio-tech Co., Ltd.JS
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2024-11-15
- **Primary completion:** 2025-05-29
- **Final completion:** 2025-05-29
- **Target enrollment:** 3105 (ACTUAL)
- **Last updated:** 2026-07-20

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07710586

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07710586, "Preliminary Safety Assessment of a Quadrivalent Subunit Influenza Vaccine in China". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07710586. Licensed CC0.

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