Evaluating the Safety and Immunogenicity of a Live Attenuated West Nile Virus Vaccine for West Nile Encephalitis in Adults 50 to 65 Years of Age
Public ClinicalTrials.gov record NCT02186626. 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
Phase 1 Study of the Safety and Immunogenicity of a 2-Dose Regimen of West Nile/Dengue 4-3´Δ30 Chimeric Virus Vaccine (WN/DEN4Δ30), a Live Attenuated Vaccine for West Nile Encephalitis, in Flavivirus-naïve Adults 50-65 Years of Age
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
West Nile virus (WNV) is considered an emerging virus in the United States, and infection can lead to severe illness in older adults. This study will evaluate the safety of and immune response to a live West Nile virus vaccine (WN/DEN4Δ30) for the prevention of West Nile encephalitis in adults 50 to 65 years old.
Study identification
- NCT ID
- NCT02186626
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 1
- Enrollment
- 28 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 50 Years to 65 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
- Jan 31, 2014
- Primary completion
- Jun 30, 2016
- Completion
- Jun 30, 2016
- Last update posted
- Jan 31, 2017
2014 – 2016
United States locations
- U.S. sites
- 2
- U.S. states
- 2
- U.S. cities
- 2
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Center for Immunization Research (CIR), Johns Hopkins Bloomberg School of Public Health | Baltimore | Maryland | 21205 | — |
| Vaccine Testing Center, University of Vermont College of Medicine (UVM) | Burlington | Vermont | 05401 | — |
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 NCT02186626, 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 Jan 31, 2017 · Synced Sep 20, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT02186626 live on ClinicalTrials.gov.