# Immunogenicity and Safety of an Investigational Quadrivalent Meningococcal Conjugate Vaccine in Adults 56 Years and Older

> **NCT02842866** · PHASE3 · COMPLETED · sponsor: **Sanofi Pasteur, a Sanofi Company** · enrollment: 907 (actual)

## Conditions studied

- Meningitis
- Meningococcal Meningitis
- Meningococcal Infections

## Interventions

- **BIOLOGICAL:** Meningococcal Polysaccharide (Serogroups A, C, Y, and W) Tetanus Toxoid Conjugate Vaccine
- **BIOLOGICAL:** Meningococcal Polysaccharide Vaccine, Groups A, C, Y, and W-135 Combined

## Key facts

- **NCT ID:** NCT02842866
- **Lead sponsor:** Sanofi Pasteur, a Sanofi Company
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2016-07-15
- **Primary completion:** 2017-02-13
- **Final completion:** 2017-02-13
- **Target enrollment:** 907 (ACTUAL)
- **Last updated:** 2022-04-05


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02842866

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02842866, "Immunogenicity and Safety of an Investigational Quadrivalent Meningococcal Conjugate Vaccine in Adults 56 Years and Older". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT02842866. Licensed CC0.

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