Study on a MenACYW Conjugate Vaccine Administered as a Single Dose in Participants Aged 12 Months and Older in Vietnam

Summary

The MEQ00074 study was a Phase III, open-label, single-center study aimed at describing the immunogenicity and safety of a single dose of investigational quadrivalent Meningococcal Polysaccharide (serogroups A, C, W, and Y) Tetanus Toxoid Conjugate Vaccine (MenACYW conjugate vaccine) in participants aged 12 months and older in Vietnam. The primary objectives of the study were: * To describe the antibody responses to meningococcal serogroups A, C, W, and Y before and 30 days after the administration of a single dose of MenACYW conjugate vaccine * To describe the safety profile of a single dose of MenACYW conjugate vaccine The duration of each participant's participation will be approximately 30 to 44 days.

Timeline

Start

2024-01-18

Primary completion

2024-03-31

Completion

2024-03-31

Drugs

Indications