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BEATRIX: A Study to Learn About a Group B Streptococcus Vaccine in Healthy Pregnant Women and Their Babies

NCT07160244

This study is recruiting at 116 US sites in 23 states, according to its ClinicalTrials.gov record last updated .

Summary

BEATRIX (group B strEptococcus mATeRnal and Infant VaX study) The purpose of this study is to learn about the safety and how the group B streptococcus (GBS) vaccine works in pregnant women and their babies. This study is seeking healthy pregnant participants: aged 49 or younger who can join.

Shortened from the sponsor's brief summary. View official record on ClinicalTrials.gov

Conditions studied

  • Healthy

Eligibility basics and study details

Study type
Interventional
Phase
Phase 3
Ages
1 day to 49 years
Sex
All
Healthy volunteers
Accepted
Sponsor
Pfizer
Last updated on ClinicalTrials.gov
September 25, 2026

These are the basic criteria only. The full inclusion and exclusion criteria are on the official record, and the study team decides who can take part.

US recruiting sites

Alabama · 9

  • Center for Research in Women's Health · Birmingham, AL
  • Children's of Alabama · Birmingham, AL
  • University of Alabama at Birmingham - School of Medicine · Birmingham, AL
  • University of Alabama at Birmingham Women & Infants Center · Birmingham, AL
  • SEC Clinical Research · Dothan, AL
  • USA Health Allen Cox Building · Mobile, AL
  • USA Health Children's and Women's Hospital · Mobile, AL
  • USA Health Mitchell Cancer Institute · Mobile, AL
  • USA Health Strada Patient Care Center · Mobile, AL

Arizona · 6

  • ClinMed · Phoenix, AZ
  • Valleywise Comprehensive Health Center Women's Clinic · Phoenix, AZ
  • Valleywise Health Medical Center · Phoenix, AZ
  • Eclipse Clinical Research · Tucson, AZ
  • Genesis OB/GYN · Tucson, AZ
  • Northwest Women's Center · Tucson, AZ

California · 9

  • Antelope Valley Medical Center · Lancaster, CA
  • Chemidox Clinical Trials · Lancaster, CA
  • Loma Linda University Children's Hospital · Loma Linda, CA
  • Loma Linda University Health System · Loma Linda, CA
  • Loma Linda University Pediatrics Clinic · Loma Linda, CA
  • Lucile Packard Children's Hospital · Palo Alto, CA
  • Stanford Obstetrics Clinic · Palo Alto, CA
  • Stanford University · Palo Alto, CA
  • Stanford University Medical Center · Palo Alto, CA

Colorado · 7

  • Anschutz Health Sciences Building · Aurora, CO
  • Children's Hospital Colorado · Aurora, CO
  • CU Research Pharmacy · Aurora, CO
  • University of Colorado AO1 · Aurora, CO
  • University of Colorado Hospital · Aurora, CO
  • University of Colorado Hospital Outpatient Pavilion · Aurora, CO
  • University of Colorado Research II Building · Aurora, CO

Florida · 5

  • South Florida Clinical Research Institute - Margate · Margate, FL
  • Citadelle Clinical Research · North Miami Beach, FL
  • Emerald Coast OBGYN Clinical Research · Panama City, FL
  • Emerald Coast Pediatrics · Panama City, FL
  • HCA Florida Gulf Coast Hospital · Panama City, FL

Idaho · 6

  • ASR, LLC · Boise, ID
  • Express Lab · Garden City, ID
  • Clinical Research Prime · Idaho Falls, ID
  • Eastern Idaho Regional Medical Center · Idaho Falls, ID
  • Mountain View Hospital · Idaho Falls, ID
  • Madison Memorial Hospital · Rexburg, ID

Louisiana · 2

  • Velocity Clinical Research, Covington · Covington, LA
  • Ochsner Baptist Medical Center · New Orleans, LA

Maryland · 4

  • Center for Immunization Research · Baltimore, MD
  • Center for Immunization Research · Baltimore, MD
  • Johns Hopkins Bayview Medical Center · Baltimore, MD
  • Gynecology and Obstetrics at Johns Hopkins Health Care and Surgery Center- White Marsh · Nottingham, MD

Massachusetts · 1

  • Boston Medical Center · Boston, MA

Montana · 6

  • Boeson Research GTF · Great Falls, MT
  • Great Falls OBGYN Associates · Great Falls, MT
  • Origin Health GTF · Great Falls, MT
  • Blue Moose Pediatrics · Missoula, MT
  • Boeson Research MSO · Missoula, MT
  • Origin Health · Missoula, MT

Nebraska · 13

  • CHI Health St Francis · Grand Island, NE
  • Grand Island Regional Medical Center · Grand Island, NE
  • Velocity Clinical Research, Grand Island · Grand Island, NE
  • Bryan Health · Lincoln, NE
  • Midwest Children's Health Research Center · Lincoln, NE
  • Midwest Children's Health Research Center · Lincoln, NE
  • Midwest Children's Health Research Center · Lincoln, NE
  • Midwest Children's Health Research Institute · Lincoln, NE
  • Women's Health Care Center of Williamsburg · Lincoln, NE
  • Velocity Clinical Research, Norfolk · Norfolk, NE
  • Children's Physicians - UNMC · Omaha, NE
  • Nebraska Medicine · Omaha, NE
  • University of Nebraska Medical Center · Omaha, NE

New Jersey · 2

  • Family Health Center · New Brunswick, NJ
  • Saint Peter's University Hospital · New Brunswick, NJ

New York · 8

  • New York-Presbyterian Queens · Flushing, NY
  • Obstetrical Center · Fresh Meadows, NY
  • ACGC Research, NYU Ambulatory Care Garden City · Garden City, NY
  • NYU Langone Ambulatory Care Garden City · Garden City, NY
  • Jackson Heights Family Health Center · Jackson Heights, NY
  • NYU Langone Long Island, Clinical Research Center 3-002 (Admin only) · Mineola, NY
  • Columbia University Irving Medical Center · New York, NY
  • Weill Cornell Medicine - New York Presbyterian Hospital · New York, NY

North Carolina · 3

  • Duke University - Main Hospital and Clinics · Durham, NC
  • Duke University - Main Hospital and Clinics · Durham, NC
  • Duke Vaccine and Trials Unit · Durham, NC

Ohio · 9

  • Cincinnati Children's Hospital Medical Center · Cincinnati, OH
  • Cincinnati Children's Hospital Medical Center Investigational Drug Services · Cincinnati, OH
  • Cincinnati Children's Hospital Medical Center Vaccine Research Center · Cincinnati, OH
  • University of Cincinnati Medical Center · Cincinnati, OH
  • University Hospitals · Cleveland, OH
  • Cincinnati Children's Hospital Medical Center Liberty · Liberty Township, OH
  • Cincinnati Children's Hospital Medical Center Mason · Mason, OH
  • Senders Pediatrics · South Euclid, OH
  • University of Cincinnati Medical Center West Chester · West Chester, OH

Pennsylvania · 2

  • UPMC Children's Hospital of Pittsburgh · Pittsburgh, PA
  • UPMC Magee Women's Hospital · Pittsburgh, PA

South Carolina · 2

  • Tribe Clinical Research, LLC- Greer · Greer, SC
  • Tribe Clinical Research at Parkside Pediatrics Five Forks · Simpsonville, SC

Tennessee · 1

  • University of Tennessee Medical Center · Knoxville, TN

Texas · 4

  • Memorial Hermann Memorial City Hospital · Houston, TX
  • The University of Texas Health Science Center at Houston · Houston, TX
  • Maximos Ob/Gyn · League City, TX
  • Dr. Ruben Aleman and Associates · McAllen, TX

Utah · 4

  • University of Utah · Salt Lake City, UT
  • University of Utah - Obstetrics and Gynecology Department · Salt Lake City, UT
  • University of Utah Clinical Neuroscience Center · Salt Lake City, UT
  • University of Utah Madsen Health Center - Women's Health · Salt Lake City, UT

Virginia · 7

  • Inova Fairfax Medical Campus · Falls Church, VA
  • Sentara Leigh Hospital · Norfolk, VA
  • The Group For Women - Kempsville Office · Norfolk, VA
  • Tidewater Physicians for Women · Norfolk, VA
  • Womens Care Center · Norfolk, VA
  • Virginia Physicians For Women (VPFW) · North Chesterfield, VA
  • Clinical Research Partners, LLC · Richmond, VA

Washington · 4

  • Seattle Childrens Hospital · Seattle, WA
  • Seattle Childrens Research Institute · Seattle, WA
  • UW Medical Center Montlake · Seattle, WA
  • UW Medical Center Northwest · Seattle, WA

Wisconsin · 2

  • Marshfield Medical Center - Marshfield · Marshfield, WI
  • Marshfield Medical Center - Marshfield-(Hospital) · Marshfield, WI

Source: ClinicalTrials.gov, data processed . Recruiting US sites filtered by distance and site status; summaries shortened.