CI

At a glance

ClinicalIndex Comparison Record
Phase 3Active· 1,100 enrolled
Drug / intervention
Bexsero +1 morebiological
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT06446752
NCT06446752Phase 3Active

A Phase 3 Randomized, Observer-Blind, Placebo-Controlled Study to Assess Efficacy of Meningococcal Group B (rMenB+OMV NZ (Bexsero)) in Preventing Gonococcal Infection Among South African Cis-Gender Women

University of Washington·interventional·Posted Jun 6, 2024·Updated Jul 10, 2025

In Brief

A Phase 3 clinical trial evaluating Bexsero and Placebo for Gonorrhea and 3 related conditions. Active but no longer recruiting, targeting 1,100 participants across 5 sites.

Detailed Summary

This proposed 2-arm randomized evaluation of two doses of 4CMenB vaccine versus placebo at Enrollment and Month 2 is designed as a proof-of-concept study to inform potential use for dual meningococcal B and gonococcal prevention, and to inform Neisseria gonorrheae vaccine development.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesSouth Africa

Timeline

Phase 3Active
202520262027
First PostedJun 6, 2024
Enrollment StartAug 14, 2024
Primary CompletionOct 1, 2026
Study CompletionJan 1, 2027
TodayJul 2, 2026
Enrollment to primary: 2.1 yearsPosted 2.1 years agoPrimary completion in 3 months

Interventions

Bexserobiological

Administered as an IM injection by 0.5-mL single-dose syringe at enrollment (Visit 1) and 2 months post-enrollment (Visit 3).

Placebobiological

Administered as an IM injection by 0.5-mL single-dose syringe at enrollment (Visit 1) and 2 months post-enrollment (Visit 3).