# Study of an Investigational Pentavalent Meningococcal ABCYW Vaccine in Adults and Adolescents

> **NCT06128733** · PHASE1,PHASE2 · COMPLETED · sponsor: **Sanofi Pasteur, a Sanofi Company** · enrollment: 1215 (actual)

## Conditions studied

- Meningococcal Immunisation
- Healthy Volunteers

## Interventions

- **BIOLOGICAL:** Pentavalent Meningococcal ABCYW vaccine
- **BIOLOGICAL:** MenACYW conjugate vaccine
- **BIOLOGICAL:** Meningococcal group B vaccine
- **BIOLOGICAL:** Meningococcal group B vaccine
- **BIOLOGICAL:** Meningococcal group B vaccine
- **BIOLOGICAL:** MenACYW conjugate vaccine
- **BIOLOGICAL:** Placebo
- **BIOLOGICAL:** MenABCYW conjugate vaccine

## Key facts

- **NCT ID:** NCT06128733
- **Lead sponsor:** Sanofi Pasteur, a Sanofi Company
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1,PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2023-10-31
- **Primary completion:** 2025-08-27
- **Final completion:** 2025-08-27
- **Target enrollment:** 1215 (ACTUAL)
- **Last updated:** 2026-01-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06128733

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06128733, "Study of an Investigational Pentavalent Meningococcal ABCYW Vaccine in Adults and Adolescents". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT06128733. Licensed CC0.

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