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Completed Phase 1 Interventional Accepts healthy volunteers Results available

Evaluating the Infectivity, Safety and Immunogenicity of a Recombinant Live-Attenuated Respiratory Syncytial Virus Vaccine, LID/ΔM2-2/1030s, in RSV-Seronegative Infants and Children 6 to 24 Months of Age

ClinicalTrials.gov ID: NCT04520659

Public ClinicalTrials.gov record NCT04520659. 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 Jul 21, 2026, 6:42 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Phase Ib Placebo-Controlled Study of the Infectivity, Safety and Immunogenicity of a Single Dose of a Recombinant Live-Attenuated Respiratory Syncytial Virus Vaccine, LID/ΔM2-2/1030s, Lot RSV#010A, Delivered as Nose Drops to RSV-Seronegative Infants and Children 6 to 24 Months of Age

Study identification

NCT ID
NCT04520659
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Enrollment
81 participants

Conditions and interventions

Conditions

Interventions

  • RSV LID/ΔM2-2/1030s Biological
  • Placebo Biological

Biological

Eligibility (public fields only)

Age range
6 Months to 24 Months
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
Mar 15, 2022
Primary completion
Apr 17, 2024
Completion
Apr 17, 2024
Last update posted
Jul 19, 2026

2022 – 2024

United States locations

U.S. sites
3
U.S. states
3
U.S. cities
3
Facility City State ZIP Site status
John Hopkins Bloomberg School of Public Health Baltimore Maryland 21205
University of Rochester Medical Center Rochester New York 14642
Vanderbilt University Nashville Tennessee 37232

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 NCT04520659, 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 Jul 19, 2026 · Synced Jul 21, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04520659 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →