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Completed Phase 1 Interventional Accepts healthy volunteers Results available

ADVP005; Dengue CVD 12000 - Dengue-1-Virus Live Virus Human Challenge (DENV-1-LVHC)

ClinicalTrials.gov ID: NCT04786457

Public ClinicalTrials.gov record NCT04786457. 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.

ClinicalTrials.gov public records Last synced Nov 8, 2026, 8:30 PM EST

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Official title

A Phase 1, Open-Label Clinical Trial With Dengue-1-Virus Live Virus Human Challenge (DENV-1-LVHC) Assessment of Healthy U.S. Adults Previously Primed With Tetravalent Dengue Virus Purified Inactivated Vaccine (TDEN-PIV) and Boosted With Tetravalent Dengue Virus Live Attenuated Vaccine Formulation (TDEN LAV)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this research study is to test the protection of volunteers previously vaccinated with Tetravalent Dengue Virus (TDEN) Purified Inactivated Vaccine (PIV) with alum and boosted with TDEN live attenuated vaccine (LAV) formulation against a weakened form of an experimental dengue virus challenge. The Investigators will also include people that have not received the study vaccine. The Investigators are collecting information about how the vaccine protects against a dengue virus challenge as well as adding to knowledge about the safety of the challenge.

Study identification

NCT ID
NCT04786457
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Enrollment
10 participants

Conditions and interventions

Conditions

Interventions

Biological

Eligibility (public fields only)

Age range
18 Years to 50 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
Nov 30, 2020 (Actual)
Primary completion
Jul 9, 2021 (Actual)
Completion
Jul 9, 2021 (Actual)
Last update posted
Feb 27, 2025

2020 – 2021

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of Maryland, Baltimore, Center for Vaccine Development and Global Health Baltimore Maryland 21201 —

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 NCT04786457, 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 Feb 27, 2025 · Synced Nov 8, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04786457 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →