Safety Study of Inactivated Shigella Whole Cell Vaccine in Adults
Public ClinicalTrials.gov record NCT01509846. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Phase 1 Study to Evaluate the Safety, Tolerability, and Immunogenicity of an Oral Inactivated Whole Cell Shigella Flexneri 2a Vaccine in Healthy Adult Subjects
Study identification
- NCT ID
- NCT01509846
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- PATH
- Other
- Enrollment
- 82 participants
Conditions and interventions
Conditions
Interventions
- Vaccine: 2.6±0.8 x 10^8 vp/mL, 1 dose Biological
- Vaccine: 2.6±0.8 x 10^9 vp/mL, 3 doses Biological
- Vaccine: 2.6±0.8 x 10^10 vp/mL, 3 doses Biological
- Vaccine: 2.6±0.8 x 10^11 vp/mL, 3 doses Biological
- Placebo: 1-3 doses Biological
Biological
Eligibility (public fields only)
- Age range
- 18 Years to 45 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Feb 28, 2011
- Primary completion
- Nov 30, 2012
- Completion
- Nov 30, 2012
- Last update posted
- Aug 10, 2021
2011 – 2012
United States locations
- U.S. sites
- 2
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Center for Immunization Research (CIR) at Johns Hopkins School of Public Health (JHSPH) | Baltimore | Maryland | 21224 | — |
| Johns Hopkins University CIR Isolation Unit | Baltimore | Maryland | 21224 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01509846, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Aug 10, 2021 · Synced Jul 22, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01509846 live on ClinicalTrials.gov.