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Study identifier: NCT07406360 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

A Study on the Immune Response and Safety of an Investigational Combined Measles, Mumps, Rubella and Varicella Vaccine, When Administered as Intramuscular Injection to Healthy Children 15 Months to 6 Years of Age

Condition: Measles · Measles-Mumps-Rubella+Chickenpox Vaccine  ·  Sponsor: GlaxoSmithKline

PhasePhase 3
Planned participants1209
Who can joinAll sexes, 15 Months to 6 Years
Healthy volunteersYes

About this study

This study is evaluating the immunogenicity and safety of intramuscular administration of the investigational MMRVNS vaccine compared to intramuscular administration of the MMRV (Merck's measles, mumps, rubella and varicella) vaccine (ProQuad) that is already licensed for this route, when administered as a second dose in children 15 months to 6 years of age who were previously primed with a first dose of any combination of measles, mumps, rubella and varicella-containing vaccine(s).

This description comes directly from the study's public registry record.

Talk to the study team

US GSK Clinical Trials Call Center  ·  877-379-3718  ·  GSKClinicalSupportHD@gsk.com

EU GSK Clinical Trials Call Center  ·  +44 (0) 20 89904466  ·  GSKClinicalSupportHD@gsk.com

Always discuss trial participation with your own doctor first.

Locations (17)

GSK Investigational SiteBirmingham, Alabama, United StatesRecruiting
GSK Investigational SiteWalnut Creek, California, United StatesRecruiting
GSK Investigational SiteMiami, Florida, United StatesRecruiting
GSK Investigational SiteMiami, Florida, United StatesRecruiting
GSK Investigational SiteAtlanta, Georgia, United StatesRecruiting
GSK Investigational SiteChicago, Illinois, United StatesRecruiting
GSK Investigational SiteFarmington Hills, Michigan, United StatesRecruiting
GSK Investigational SiteDayton, Ohio, United StatesRecruiting
GSK Investigational SiteSimpsonville, South Carolina, United StatesRecruiting
GSK Investigational SiteSpartanburg, South Carolina, United StatesRecruiting
GSK Investigational SiteFrisco, Texas, United StatesRecruiting
GSK Investigational SiteHouston, Texas, United StatesRecruiting

+ 5 more locations — full list on the registry record.

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Source record: clinicaltrials.gov/study/NCT07406360