ClinicalTrials.gov record
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Study to Evaluate the Safety and Immunogenicity of a Multivalent Pneumococcal Vaccine Given With Prevnar 13 in Healthy Infants

ClinicalTrials.gov ID: NCT03550313

Public ClinicalTrials.gov record NCT03550313. 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 May 14, 2026, 8:03 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 2, RANDOMIZED, OPEN-LABEL TRIAL TO EVALUATE THE SAFETY AND IMMUNOGENICITY OF A MULTIVALENT PNEUMOCOCCAL CONJUGATE VACCINE GIVEN WITH, OR SEPARATELY FROM, 13-VALENT PNEUMOCOCCAL CONJUGATE VACCINE IN HEALTHY INFANTS

Study identification

NCT ID
NCT03550313
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 2
Lead sponsor
Pfizer
Industry
Enrollment
565 participants

Conditions and interventions

Interventions

  • Multivalent Biological
  • Prevnar 13 Biological

Biological

Eligibility (public fields only)

Age range
42 Days to 98 Days
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
May 31, 2018
Primary completion
Nov 4, 2020
Completion
Nov 4, 2020
Last update posted
Nov 29, 2021

2018 – 2020

United States locations

U.S. sites
48
U.S. states
22
U.S. cities
37
Facility City State ZIP Site status
Mobile Pediatric Clinic Mobile Alabama 36607
Harrisburg Family Medical Center Harrisburg Arkansas 72432
Emmaus Research Center, Inc. Anaheim California 92804
Hoag Memorial Hospital Presbyterian Huntington Beach California 92648
Madera Family Medical Group Madera California 93637
Orange County Research Institute Ontario California 91762
Center for Clinical Trials, LLC Paramount California 90723
Center for Clinical Trials Paramount California 90723
Gentle Medicine Associates Boynton Beach Florida 33435
Avail Clinical Research, LLC DeLand Florida 32720
Next Phase Research Alliance Homestead Florida 33030
Acevedo Clinical Research Associates Miami Florida 33142
Bio-Medical Research, LLC Miami Florida 33184
Crystal Biomedical Research, LLC Miami Lakes Florida 33014
IACT Health Columbus Georgia 31903
Advocate Children's Hospital Park Ridge Illinois 60068
MOC Research Mishawaka Indiana 46544
Michael W. Simon, MD, PSC Lexington Kentucky 40517
All Children Pediatrics Louisville Kentucky 40243
Meridian Clinical Research, LLC Baton Rouge Louisiana 70806
MedPharmics, LLC Metairie Louisiana 70006
LSUHSC-Shreveport Shreveport Louisiana 71103
Ochsner-LSU Health Shreveport Shreveport Louisiana 71103
Floating Hospital for Children at Tufts Medical Center Boston Massachusetts 02111
Pediatric Phlebotomy Boston Massachusetts 02111
Tufts Medical Center IDS - Pharmacy Boston Massachusetts 02111
Children's Mercy Clinics on Broadway Kansas City Missouri 64111
Children's Physicians Embassy Park Omaha Nebraska 68114
Children's Physicians Spring Valley Omaha Nebraska 68117
Creighton University Clinical Research Office Omaha Nebraska 68131
Child Health care Associates East Syracuse New York 13057
Blue Ridge Pediatric and Adolescent Medicine, Inc Boone North Carolina 28607
Sugarcamp Family Research Dayton Ohio 45409
Allegheny Health and Wellness Pavilion Erie Pennsylvania 16506
Coastal Pediatric Research Charleston South Carolina 29414
Parkside Pediatrics Greenville South Carolina 29607
Sanford Children's Specialty Clinic Sioux Falls South Dakota 57105
Sanford Research Sioux Falls South Dakota 57105
Sanford 69th & Louise Family Medicine Sioux Falls South Dakota 57108
Holston Medical Group Kingsport Tennessee 37660
Ventavia Research Group Houston Texas 77008
Mercury Clinical Research Houston Texas 77054
Pediatric Associates Houston Texas 77087
Ventavia Research Group Keller Texas 76248
Tekton Research, Inc. San Antonio Texas 78240
Ventavia Research Group, LLC Spring Texas 77389
Dixie Pediatrics St. George Utah 84790
Marshall Health 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.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03550313, 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 Nov 29, 2021 · Synced May 14, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03550313 live on ClinicalTrials.gov.

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