Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 3, 2026, 10:58 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–28 of 28 matching trials from the live ClinicalTrials.gov search.
Conditions
Influenza
Interventions
13 valent pneumococcal conjugate vaccine
Biological
Lead sponsor
Pfizer
Industry
Eligibility
50 Years to 59 Years
Enrollment
1,116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
41
States / cities
Chandler, Arizona • Rolling Hills Estates, California • Aurora, Colorado + 29 more
Completed No phase listed Observational Results available

Effect of Prevnar 13 on Ear Infections in Children

NCT01199016
Conditions
Otitis Media
Interventions
Tympanocentesis, Nose/throat swab, Observational
Procedure · Biological
Lead sponsor
Pfizer
Industry
Eligibility
6 Months to 30 Months
Enrollment
239 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
7
States / cities
Penfield, New York • Rochester, New York
Conditions
Vaccines, Pneumococcal Conjugate Vaccine
Interventions
13vPnC, 23vPS
Biological
Lead sponsor
Pfizer
Industry
Eligibility
2 Years and older
Enrollment
251 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
9
States / cities
Lexington, Kentucky • New Hyde Park, New York • New York, New York + 2 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Systems Biology of PNEUMOVAX®23 and PREVNAR 13®

NCT01307449
Conditions
Pneumococcal Infection
Interventions
PNEUMOVAX, Prevnar
Biological
Lead sponsor
Emory University
Other
Eligibility
25 Years to 89 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
2
States / cities
Decatur, Georgia