# Phase Ia Clinical Trial of Group ACYW135X Meningococcal Conjugate Vaccine

> **NCT07374510** · PHASE1 · NOT_YET_RECRUITING · sponsor: **Sinovac Life Sciences Co., Ltd.** · enrollment: 150 (estimated)

## Conditions studied

- Meningococcal Meningitis

## Interventions

- **BIOLOGICAL:** high-dose Group ACYW135X Meningococcal Conjugate Vaccine
- **BIOLOGICAL:** medium-dose Group ACYW135X Meningococcal Conjugate Vaccine
- **BIOLOGICAL:** low-dose Group ACYW135X Meningococcal Conjugate Vaccine
- **BIOLOGICAL:** Group ACYW135 Meningococcal Conjugate Vaccine (CRM197)
- **BIOLOGICAL:** Placebo

## Key facts

- **NCT ID:** NCT07374510
- **Lead sponsor:** Sinovac Life Sciences Co., Ltd.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-01-21
- **Primary completion:** 2026-09-10
- **Final completion:** 2026-11-30
- **Target enrollment:** 150 (ESTIMATED)
- **Last updated:** 2026-01-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07374510

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07374510, "Phase Ia Clinical Trial of Group ACYW135X Meningococcal Conjugate Vaccine". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT07374510. Licensed CC0.

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