Broader pneumonia shield: new vaccine tested in children

NCT ID NCT00761631

Completed ⭐️ VACCINE ⭐️ Sponsor: Pfizer Source: ClinicalTrials.gov ↗

First seen Jul 21, 2026 · Last updated Jul 22, 2026 · Updated 1 time

Summary

This study tests a 13-valent pneumococcal conjugate vaccine in healthy children aged 15 months to 17 years. The goal is to see if the vaccine is safe and triggers a strong immune response against 13 types of pneumococcal bacteria. Participants receive one or two doses, and researchers measure antibody levels one month later.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: 13-valent pneumococcal conjugate vaccine
What this could lead to: If successful, this vaccine could help protect children against pneumococcal disease, including pneumonia and meningitis.
What could go wrong: This is an open-label trial, so results may be less reliable than blinded studies. The vaccine may cause side effects like injection site reactions or fever.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

pneumococcal infection prevention target

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

HEALTHY SUBJECTS

Contacts and locations

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Locations

Advanced Pediatrics

Vienna, Virginia, 22180, United States
Arkansas Pediatric Clinic

Little Rock, Arkansas, 72205, United States
Aspen Medical Group

Saint Paul, Minnesota, 55108, United States
Cary Pediatric Center

Cary, North Carolina, 27518, United States
Central Arkansas Pediatric Clinic

Benton, Arkansas, 72019, United States
Cincinnati Children's Hospital Medical Center

Cincinnati, Ohio, 45206, United States
Cottonwood Pediatrics

Murray, Utah, 84107, United States
Dakota Clinicl / Innovis Hospital

Fargo, North Dakota, 58103, United States
Edinger Medical Group

Fountain Valley, California, 92708, United States
Elmwood Pediatric Group

Rochester, New York, 14618, United States
Families First Pediatrics

South Jordan, Utah, 84095, United States
Hunterdon Pediatrics Associates

Whitehouse Station, New Jersey, 08889, United States
Little Rock Children's Clinic, PA

Little Rock, Arkansas, 72205, United States
Loma Linda University

Loma Linda, California, 92350, United States
Loma Linda University

Loma Linda, California, 92354, United States
MedCenter One/ Q&R Clinic

Bismarck, North Dakota, 58501, United States
Northern Illinois Research Associates

DeKalb, Illinois, 60115, United States
Northwest Arkansas Pediatric Clinic

Fayetteville, Arkansas, 72703, United States
Oklahoma State University Center for Health

Tulsa, Oklahoma, 74127, United States
Pediatric Infectious Diseases

Louisville, Kentucky, 40202-3830, United States
Pediatric Infectious Diseases

Louisville, Kentucky, 40202, United States
Pediatric and Adolescent Medicine, PA

Marietta, Georgia, 30062, United States
Pediatric and Adolescent Medicine, PA

Woodstock, Georgia, 30189, United States
Premier Medical Group

Clarksville, Tennessee, 37043, United States
Primary Care Pediatric Clinic

Lebanon, New Hampshire, 03756, United States
Shelly Senders & Associates

Cleveland, Ohio, 44121, United States
Southwest Children's Research Associates

San Antonio, Texas, 78229, United States
The Children's Clinic of Jonesboro, PA

Jonesboro, Arkansas, 72401, United States
The Monroe Clinic

Monroe, Wisconsin, 53566, United States
The Vancouver Clinic 700 N.E. 87th Avenue

Vancouver, Washington, 98664, United States
The Vancouver Clinic 700 N.E. 87th Avenue

Vancouver, Washington, 98686, United States
Thomas Jefferson University

Philadelphia, Pennsylvania, 19107, United States
UCLA School of Medicine - Center for Vaccine Research

Torrance, California, 90509, United States
USF College of Medicine

Tampa, Florida, 33606, United States
University of Texas Medical Branch at Galveston

Galveston, Texas, 77555, United States
University of Utah, Department of Pediatrics

Salt Lake City, Utah, 84132, United States

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