---
title: "BioKangtai: Quadrivalent influenza virus split vaccine (for the population aged 6-35 months) has initiated Phase I clinical trials"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/263999798.md"
description: "BioKangtai: Quadrivalent influenza virus split vaccine (6-35 months age group) has initiated Phase I clinical trial"
datetime: "2025-11-03T11:14:28.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/263999798.md)
  - [en](https://longbridge.com/en/news/263999798.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/263999798.md)
---

# BioKangtai: Quadrivalent influenza virus split vaccine (for the population aged 6-35 months) has initiated Phase I clinical trials

According to the Zhitong Finance APP, BioKangtai (300601.SZ) announced that the Phase I clinical trial preparation for its quadrivalent influenza virus split vaccine (for the 6-35 month age group) has been completed, and the Phase I clinical trial has commenced, with the first subject successfully enrolled recently. This quadrivalent influenza virus split vaccine, which has entered Phase I clinical trials, is suitable for the 6-35 month age group and can stimulate the body to produce immunity against influenza viruses, used for the prevention of influenza caused by vaccine-related strains

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