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Filters: Intervention: NgG 12.5 µg investigational vaccine Clear all
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Safety and Efficacy of GSK Neisseria Gonorrhoeae GMMA (NgG) Investigational Vaccine When Administered to Healthy Adults 18 to 50 Years of Age

NCT05630859
View directory record Official record
Conditions
Sexually Transmitted Diseases
Interventions
NgG 12.5 µg investigational vaccine, NgG 25 µg investigational vaccine, NgG 50 µg investigational vaccine, Placebo
Biological · Combination Product
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 50 Years
Enrollment
1,009 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
7
States / cities
Washington D.C., District of Columbia • Lenexa, Kansas • Boston, Massachusetts + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Sep 1, 2026, 5:45 PM EDT