Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study Evaluating 13 Valent Pneumococcal Conjugate Vaccine With Trivalent Inactivated Influenza Vaccine

ClinicalTrials.gov ID: NCT00521586

Public ClinicalTrials.gov record NCT00521586. 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 Nov 3, 2026, 12:29 PM EST

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 3, Randomized, Double-blind Trial To Evaluate The Safety, Tolerability, And Immunogenicity Of A 13-valent Pneumococcal Conjugate Vaccine (13vpnc) When Administered Concomitantly With Trivalent Inactivated Influenza Vaccine In Healthy Adults 50-59 Years Of Age Who Are Naive To 23-valent Pneumococcal Polysaccharide Vaccine And To Evaluate The Immune Response Of A Second Dose Of 13vpnc Administered 5 Years After Initial 13vpnc Vaccination

Brief summary

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

This study is to evaluate the safety, tolerability and immune response when 13-valent pneumococcal conjugate vaccine (13vPnC) and the trivalent inactivated flu vaccine (TIV) are given together to healthy adults aged 50-59 years who are naive to 23-valent pneumococcal polysaccharide vaccine (23vPS), or when the vaccines are given 1 month apart. It will also evaluate the immune response to 13vPnC once per year for 4 years and then to a second dose of 13vPnC given 5 years after the first dose.

Study identification

NCT ID
NCT00521586
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Pfizer
Industry
Enrollment
1,116 participants

Conditions and interventions

Conditions

Interventions

Biological

Eligibility (public fields only)

Age range
50 Years to 59 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
Sep 2007 (Type not available)
Primary completion
Dec 2013 (Actual)
Completion
Dec 2013 (Actual)
Last update posted
Apr 9, 2015

2007 – 2013

United States locations

U.S. sites
41
U.S. states
17
U.S. cities
32
Facility City State ZIP Site status
Clinical Research Advantage, Inc. Chandler Arizona 85224 —
Peninsula Research Associates Rolling Hills Estates California 90274 —
Clinical Trials Center Pediatric Infectious Diseases and Clinical Trials Aurora Colorado 80045-7144 —
Tampa Bay Medical Research, Inc. Clearwater Florida 33761 —
A. G. A. Clinical Trials Hialeah Florida 33012 —
Advanced Clinical Research Meridian Idaho 83642 —
Accelovance Peoria Illinois 61602 —
Suite 100 Riverdale Maryland 20737 —
Mayo Clinic Rochester Minnesota 55905 —
Radiant Research, Inc St Louis Missouri 63141 —
Big Sky Clinical Research Butte Montana 59701 —
FFM Clinical Research Camillus New York 13031 —
Rochester Clinical Research Rochester New York 14609 —
University of Rochester Medical Center Rochester New York 14642 —
PMG Research of Raleigh, LLC Cary North Carolina 27518 —
Hickory Family Practice Associates Hickory North Carolina 28601 —
PMG Research of Hickory, LLC Hickory North Carolina 28601 —
Unifour Medical Research Associates, LLC Hickory North Carolina 28601 —
Unifour Medical Research Associates Hickory North Carolina 28601 —
Fairbrook Medical Clinic Hickory North Carolina 28602 —
PMG Research of Hickory, LLC Hickory North Carolina 28602 —
Unifour Medical Research Associates, LLC Hickory North Carolina 28602 —
PMG Research of Raleigh, LLC Raleigh North Carolina 27609 —
PMG Research of Salisbury Salisbury North Carolina 28144 —
PMG Research of Winston-Salem Winston-Salem North Carolina 27103 —
Cincinnati Children's Hospital Medical Center Gamble Program for Clinical Studies Cincinnati Ohio 45206 —
Rapid Medical Research, Inc. Cleveland Ohio 44122 —
Prestige Clinical Research Franklin Ohio 45005 —
Preferred Primary Care Physicians, Inc Carnegie Pennsylvania 15106 —
Family Healthcare Partners Grove City Pennsylvania 16127 —
Family Practice Medical Associates South, Jefferson Office Jefferson Hills Pennsylvania 15025 —
Kid's Plus Pediatrics Pittsburgh Pennsylvania 15217 —
Primary Physicians Research Inc. Pittsburgh Pennsylvania 15241 —
Family Practice Medical Associates South Upper Saint Clair Pennsylvania 15241 —
The Washington Hospital Family Medicine Washington Pennsylvania 15301 —
Internal Medicine & Pediatric Associates of Bristol, PC Bristol Tennessee 37620 —
PMG Research of Bristol, LLC Bristol Tennessee 37620 —
Volunteer Research Group Knoxville Tennessee 37920 —
Clark D. McKeever, M.D. Research for Health Houston Texas 77055-6040 —
Diagnostics Research Group San Antonio Texas 78229 —
Advanced Clinical Research West Jordan Utah 84088 —

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 NCT00521586, 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 Apr 9, 2015 · Synced Nov 3, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00521586 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →