The Priority Review

Tag

MenACYW conjugate vaccine

1 story

  1. Clinical trials

    Sanofi posts results of Phase 3 MenACYW conjugate vaccine study in infants and toddlers

    Results for the Phase 3 study comparing MenACYW conjugate vaccine (MenQuadfi) with Nimenrix were first posted on ClinicalTrials.gov on October 7, 2026. The 840-participant, randomized, triple-masked trial, completed on November 14, 2025, evaluated non-inferiority of the immunological response after a 1+1 vaccination schedule in healthy infants and toddlers.