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Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Learn About the Safety and Immune Activity of RSVpreF in Children 2 to <18 Years of Age

ClinicalTrials.gov ID: NCT05900154

Public ClinicalTrials.gov record NCT05900154. 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 Oct 22, 2026, 10:47 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

A PHASE 1, OPEN-LABEL, AGE-DESCENDING, DOSE-FINDING STUDY TO EVALUATE THE SAFETY, TOLERABILITY, AND IMMUNOGENICITY OF RESPIRATORY SYNCYTIAL VIRUS PREFUSION F SUBUNIT VACCINE (RSVpreF) IN CHILDREN 2 TO <18 YEARS OF AGE

Brief summary

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

The purpose of this study is to learn about the safety and immune activity of the vaccine (called RSVpreF) in children 2 to \<18 years of age. This study will identify the dose level to be used in Phase 2/3 trials in this age cohort. All participants will receive one injection of RSVpreF. This study has four study visits, two in-clinic and two telehealth visits. Blood samples will be collected for testing. This study is about 6 months long for each participant and will be conducted in the United States.

Study identification

NCT ID
NCT05900154
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Pfizer
Industry
Enrollment
128 participants

Conditions and interventions

Interventions

Biological

Eligibility (public fields only)

Age range
2 Years to 17 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
Jun 22, 2023 (Actual)
Primary completion
Feb 29, 2024 (Actual)
Completion
Feb 29, 2024 (Actual)
Last update posted
Mar 6, 2025

2023 – 2024

United States locations

U.S. sites
17
U.S. states
13
U.S. cities
15
Facility City State ZIP Site status
University of Alabama at Birmingham - School of Medicine Birmingham Alabama 35233 —
Stanford University Medical Center Palo Alto California 94304 —
Peninsula Research Associates Rolling Hills Estates California 90274 —
Bio-Medical Research LLC Miami Florida 33144 —
Velocity Clinical Research, Sioux City Sioux City Iowa 51106 —
Velocity Clinical Research, New Orleans Metairie Louisiana 70006 —
Velocity Clinical Research, Omaha Omaha Nebraska 68134 —
Rochester Clinical Research, LLC Rochester New York 14609 —
Duke Vaccine And Trials Unit Durham North Carolina 27703 —
Cincinnati Children's Hospital Medical Center Cincinnati Ohio 45229 —
Senders Pediatrics South Euclid Ohio 44121 —
Velocity Clinical Research, Providence East Greenwich Rhode Island 02818 —
Innovo Research - Austin Regional Clinic Austin Texas 78726 —
Velocity Clinical Research, Austin Austin Texas 78759 —
Velocity Clinical Research, Salt Lake City West Jordan Utah 84088 —
Seattle Children's - Building Cure Seattle Washington 98101 —
Seattle Children's Hospital Seattle Washington 98105 —

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 NCT05900154, 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 Mar 6, 2025 · Synced Oct 22, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT05900154 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →