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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

Name: 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 — clinical trial record (NCT07406360)
Creator: DataLookout
License: https://creativecommons.org/licenses/by/4.0/

StatusRecruiting

PhasePhase 3

SponsorGlaxoSmithKline

Started2026-05-11

View on ClinicalTrials.gov ↗

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).

Amendment history 2 changes detected by DataLookout

2026-07-09

Recruitment opened

2026-07-09

Trial sites expanded: 0 → 17 locations

Trial Details

NCT Number	NCT07406360
Lead Sponsor	GlaxoSmithKline
Conditions	Measles, Measles-Mumps-Rubella+Chickenpox Vaccine
Enrollment	1,209 participants
Start Date	2026-05-11
Primary Completion	2028-02-28 (estimated)
Study Completion	2028-07-20 (estimated)
Updated on ClinicalTrials.gov	2026-07-08