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Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study Evaluating Safety of 13-Valent Pneumococcal Conjugate Vaccine in Healthy Elderly Subjects

ClinicalTrials.gov ID: NCT00500266

Public ClinicalTrials.gov record NCT00500266. 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 17, 2026, 10:35 AM 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 3, Open-Label, Single-Arm Trial Evaluating the Safety, Tolerability, & Reactogenicity of a 13vPnC Vaccine in Ambulatory Elderly Adults Aged 68 Years & Older Who Received 1 or More Doses of 23vPS Vaccine at Least 3 Years Before Study Enrollment

Study identification

NCT ID
NCT00500266
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Pfizer
Industry
Enrollment
1,053 participants

Conditions and interventions

Interventions

  • 13-valent Pneumococcal Conjugate Vaccine (13vPnC) Biological

Biological

Eligibility (public fields only)

Age range
68 Years and older
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
Apr 30, 2008
Primary completion
Mar 31, 2009
Completion
Apr 30, 2009
Last update posted
Sep 15, 2011

2008 – 2009

United States locations

U.S. sites
40
U.S. states
17
U.S. cities
36
Facility City State ZIP Site status
Not listed Chandler Arizona 85224
Not listed Glendale Arizona 85308
Not listed Phoenix Arizona 85028
Not listed Phoenix Arizona 85104
Not listed Rolling Hills Estates California 90274
Not listed Apopka Florida 32703
Not listed Boynton Beach Florida 33472
Not listed Chiefland Florida 32626
Not listed Gainesville Florida 32607
Not listed Largo Florida 33770
Not listed Melbourne Florida 32935
Not listed West Palm Beach Florida 33409
Not listed Atlanta Georgia 30308
Not listed Atlanta Georgia 30342
Not listed Arkansas City Kansas 67005
Not listed Newton Kansas 67114
Not listed Wichita Kansas 67205
Not listed Wichita Kansas 67207
Not listed Crescent Springs Kentucky 41017
Not listed New Orleans Louisiana 70112
Not listed Nitchitoches Louisiana 71547
Not listed Camillus New York 13031
Not listed Rochester New York 14609
Not listed Raleigh North Carolina 27609
Not listed Akron Ohio 44304
Not listed Canal Fulton Ohio 44614
Not listed Columbus Ohio 43235
Not listed Franklin Ohio 45005
Not listed Portland Oregon 97205
Not listed Pittsburgh Pennsylvania 15216
Not listed Goose Creek South Carolina 29445
Not listed Mt. Pleasant South Carolina 29464
Not listed Houston Texas 77074
Not listed San Antonio Texas 78229
Not listed Salt Lake City Utah 84109
Not listed Salt Lake City Utah 84121
Not listed West Jordan Utah 84088
Not listed Bellingham Virginia 98226
Not listed Walla Walla Washington 99362
Not listed Wenatchee Washington 98801

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 19 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00500266, 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 Sep 15, 2011 · Synced May 17, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00500266 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →