Phase 2 Shigella Vaccine and Challenge

PHASE2CompletedINTERVENTIONAL
Enrollment

69

Participants

Timeline

Start Date

October 12, 2022

Primary Completion Date

March 11, 2024

Study Completion Date

July 8, 2024

Conditions
ImmunisationShigella Infection
Interventions
OTHER

Placebo

0.9% Sterile Normal Saline, USP

BIOLOGICAL

Shigella sonnei strain 53G

1.5 x 10\^3 Colony Forming Units (cfu) Shigella sonnei 53G, a virulent strain of wildtype Shigella sonnei

BIOLOGICAL

WRSs2

10\^6 Colony Forming Units (cfu) dose of an oral live-attenuated Shigella sonnei vaccine candidate derived from a virulent S. sonnei strain Moseley (WRSs2)-a live, attenuated vaccine that has been manufactured under cGMP conditions at the WRAIR PBF

Trial Locations (2)

30030-1705

The Hope Clinic of Emory University, Decatur

45229-3039

Cincinnati Children's Hospital Medical Center Vaccine Research Center, Cincinnati

All Listed Sponsors
lead

National Institute of Allergy and Infectious Diseases (NIAID)

NIH