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Completed Phase 2 Interventional Accepts healthy volunteers Results available

A PHASE 2B PLACEBO-CONTROLLED, RANDOMIZED STUDY OF A RESPIRATORY SYNCYTIAL VIRUS (RSV) VACCINE IN PREGNANT WOMEN

ClinicalTrials.gov ID: NCT04032093

Public ClinicalTrials.gov record NCT04032093. 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 Sep 8, 2026, 7:14 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 2B, RANDOMIZED, PLACEBO-CONTROLLED, OBSERVER-BLINDED TRIAL TO EVALUATE THE SAFETY, TOLERABILITY, AND IMMUNOGENICITY OF A RESPIRATORY SYNCYTIAL VIRUS (RSV) VACCINE IN PREGNANT WOMEN 18 THROUGH 49 YEARS OF AGE AND THEIR INFANTS

Brief summary

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

This Phase 2b study will evaluate the safety, tolerability, and immunogenicity of an RSV vaccine in pregnant participants who receive either one of 2 dose levels of the vaccine, formulated with or without aluminum hydroxide, or placebo, and investigate safety and characteristics of antibodies in their infants.

Study identification

NCT ID
NCT04032093
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Pfizer
Industry
Enrollment
1,153 participants

Conditions and interventions

Interventions

Biological

Eligibility (public fields only)

Age range
18 Years to 49 Years
Sex
Female
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
Aug 6, 2019
Primary completion
Sep 29, 2021
Completion
Sep 29, 2021
Last update posted
Oct 17, 2022

2019 – 2021

United States locations

U.S. sites
145
U.S. states
23
U.S. cities
65
Facility City State ZIP Site status
Children's of Alabama Birmingham Alabama 35233
UAB Women & Infants Center - UAB Medicine Birmingham Alabama 35233
University of Alabama at Birmingham Birmingham Alabama 35233
Cullman Clinical Research, Inc Cullman Alabama 35058
Cullman Primary Care, PC Cullman Alabama 35058
Cullman Regional Cullman Alabama 35058
Arrowhead Hospital Glendale Arizona 85308
Abrazo West Campus Hospital Goodyear Arizona 85395
St. Joseph Hospital Phoenix Arizona 85013
MedPharmics, LLC Phoenix Arizona 85015
Mesquite Pediatrics Tucson Arizona 85712
Watching Over Mothers and Babies Tucson Arizona 85712
Join Clinical Trials Bellflower California 90706
Chowchilla Hospital Clinic Chowchilla California 93610
Join Clinical Trials Huntington Park California 90255
Matrix Clinical Research Huntington Park California 90255
Join Clinical Trials Los Angeles California 90006
East Los Angeles Doctors Hospital Los Angeles California 90023
White Memorial Medical Center Los Angeles California 90033
Join Clinical Trials Los Angeles California 90036
Matrix Clinical Research Los Angeles California 90057
Affiliated Physician Practice Madera California 93637
Charles E. Ugwu-Oju, MD, FACOG Madera California 93637
Madera Community Hospital Madera California 93637
Madera Family Medical Group Madera California 93637
Monterey Park Hospital Monterey Park California 91754
Children's Hospital Colorado Aurora Colorado 80045
University of Colorado Anschutz Inpatient Pavilion 2 Aurora Colorado 80045
University of Colorado AO1 Aurora Colorado 80045
University of Colorado Hospital Inpatient Pavilion Aurora Colorado 80045
University of Colorado Hospital Outpatient Pavilion Aurora Colorado 80045
University of Colorado Leprino Building Aurora Colorado 80045
University of Colorado Research II Building Aurora Colorado 80045
Emory Children's Center Atlanta Georgia 30322
Bingham Memorial Hospital Blackfoot Idaho 83221
Elite Clinical Trials LLLP Blackfoot Idaho 83221
Grove Creek Medical Center Blackfoot Idaho 83221
Clinical Research Prime Idaho Falls Idaho 83404
Eastern Idaho Regional Medical Center Idaho Falls Idaho 83404
Family First Medical Center Idaho Falls Idaho 83404
Mountain View Hospital Idaho Falls Idaho 83404
Snake River Research, PLLC Idaho Falls Idaho 83404
The Pediatric Center Idaho Falls Idaho 83404
Saltzer Medical Group Nampa Idaho 83686
ASR, LLC Nampa Idaho 83687
Saltzer Medical Group Nampa Idaho 83687
Pocatello Women's Health Clinic Pocatello Idaho 83201
Portneuf Medical Center Pocatello Idaho 83201
The Pediatric Center Rigby Idaho 83442
The Iowa Clinic Ankeny Iowa 50023
Methodist West Hospital West Des Moines Iowa 50266
The Iowa Clinic West Des Moines Iowa 50266
Alliance for Multispecialty Research, LLC El Dorado Kansas 67042
Hutchinson Clinic, P.A. Hutchinson Kansas 67502
Hutchinson Regional Medical Center Hutchinson Kansas 67502
Cambridge Medical Trials Alexandria Louisiana 71301
MedPharmics, LLC Metairie Louisiana 70006
Allina Health Blaine Clinic Blaine Minnesota 55449
Allina Health Coon Rapids Clinic Coon Rapids Minnesota 55433
Allina Health Mercy Women's Clinic Coon Rapids Minnesota 55433
Mercy Hospital (Allina Health) Coon Rapids Minnesota 55433
The Mother Baby Center at Mercy with Children's (Allina Health) Coon Rapids Minnesota 55433
Allina Health Fridley Clinic Fridley Minnesota 55432
Infectious Disease Research Minneapolis Minnesota 55404
Abbott Northwestern Hospital (Allina Health) Minneapolis Minnesota 55407
Oshsner Medical Center - Hancock Bay Saint Louis Mississippi 39520
Merit Health Biloxi Biloxi Mississippi 39530
Gulfport Memorial Hospital Gulfport Mississippi 39501
Gulfport OB-GYN Gulfport Mississippi 39503
MedPharmics, LLC Gulfport Mississippi 39503
Singing River Health System Gulfport Mississippi 39503
St Lukes Hospital Chesterfield Missouri 63017
Baer Pediatrics St Louis Missouri 63131
KDB Enterprises St Louis Missouri 63141
Mercy Hospital St. Louis St Louis Missouri 63141
Sundance Clinical Research, LLC St Louis Missouri 63141
Boeson Research Great Falls Montana 59405
Boeson Research Missoula Montana 59804
Bryan Health Lincoln Nebraska 68506
Bryan Women's Care Physicians Lincoln Nebraska 68510
Midwest Childrens Health Research Institute Lincoln Nebraska 68516
Meridian Clinical Research, LLC Norfolk Nebraska 68701
MedPharmics Albuquerque New Mexico 87102
Winthrop Women's Wellness Hempstead New York 11550
Sante Comprehensive Women's Healthcare Johnson City New York 13790
NYU Winthrop Hospital, Research Pharmacy Mineola New York 11501
NYU Winthrop Hospital Mineola New York 11501
NYU Winthrop Pediatric Infectious Diseases Mineola New York 11501
Women's Contemporary Care Associates Mineola New York 11501
University of Rochester Obstetrics and Gynecology Rochester New York 14620
University of Rochester Medical Center Rochester New York 14642
Duke Children's Primary Care - Roxboro Street Durham North Carolina 27704
Duke Regional Hospital Durham North Carolina 27704
Duke University Medical Center Durham North Carolina 27705
Duke University Hospital Durham North Carolina 27710
Sugarcamp Family Practice Dayton Ohio 45409
Needmore Medical Center Dayton Ohio 45414
Kettering Medical Center Dayton Ohio 45429
HWC Women's Center Research Englewood Ohio 45322
Lowcountry Womens Specialists Summerville South Carolina 29485
Summerville Medical Center Summerville South Carolina 29485
Coastal Pediatric Research Summerville South Carolina 29486
Center for Women''s Health and Birthcare Beaumont Texas 77702
CHRISTUS St. Elizabeth Hospital Beaumont Texas 77702
Gadolin Research, LLC Beaumont Texas 77702
Pediatric Clinic of Dr. Alvin H. Prause Beaumont Texas 77702
Texas Health Harris Methodist Hurst-Euless-Bedford Hospital Bedford Texas 76022
Texas Health Huguley Hospital South Burleson Texas 76028
8th Avenue Obstetrics and Gynecology Fort Worth Texas 76104
Baylor Scott & White of Fort Worth Fort Worth Texas 76104
Texas Health Harris Methodist Hospital FTW Fort Worth Texas 76104
Ventavia Research Group, LLC Fort Worth Texas 76104
Texas Health Harris Methodist Hospital Southwest Fort Worth Texas 76132
University of Texas Medical Branch Galveston Texas 77555
Chisholm Trail Pediatrics Georgetown Texas 78626
FMC Science, LLC Georgetown Texas 78626
Georgetown OBGYN Georgetown Texas 78626
St. David's Georgetown Hospital Georgetown Texas 78626
Baylor Scott & White of Grapevine (Hospital) Grapevine Texas 76051
Dr Van Tran Family Practice Houston Texas 77008
HG Pediatrics Houston Texas 77008
Memorial Herman Greater Heights Hospital Houston Texas 77008
Ventavia Research Group, LLC Houston Texas 77008
Texas Center for Drug Development, Inc. Houston Texas 77081
Biopharma Informatic, LLC Houston Texas 77084
AdventHealth Family Medicine Rural Health Clinic, Inc. Lampasas Texas 76550
FMC Science Lampasas Texas 76550
DCOL Center For Clinical Research Longview Texas 75605
Diagnostic Clinic of Longview Longview Texas 75605
Longview Regional Medical Center Longview Texas 75605
Dr. Ruben Aleman and Associates McAllen Texas 78504
Exygon Clinical Research Pharr Texas 78577
Texas Health Presbyterian Hospital Plano Texas 75093
Ventavia Research Group LLC Plano Texas 75093
Ascension Seton Williamson Round Rock Texas 78665
Intermountain Medical Center Murray Utah 84107
JBR Clinical Research Salt Lake City Utah 84107
Old Farm Obstetrics & Gynecology, LLC Salt Lake City Utah 84107
St. Marks Hospital Salt Lake City Utah 84124
Clinical Research Partners, LLC Richmond Virginia 23235
Johnston Willis Hospital Richmond Virginia 23235
Cabell Huntington Hospital Huntington West Virginia 25701
Marshall Health dba University Pediatrics Huntington West Virginia 25701
Marshall Health Department of Obstetrics and Gynecology Huntington West Virginia 25701
Translational Genomic Research Institute Huntington West Virginia 25701

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 14 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04032093, 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 Oct 17, 2022 · Synced Sep 8, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04032093 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →