- Conditions
- HIV Infections, Pneumococcal Infections
- Interventions
- Pneumococcal Vaccine, Polyvalent (23-valent), Pneumococcal Conjugate Vaccine, Heptavalent, Placebo
- Biological
- Lead sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
- NIH
- Eligibility
- 2 Months to 6 Months
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Ends 1999
- U.S. locations
- 31
- States / cities
- Los Angeles, California • Oakland, California • San Diego, California + 21 more
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 25–48
of 24
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Pneumococcal Disease
- Interventions
- PG4, 20-valent pneumococcal conjugate vaccine (20vPnC)
- Biological
- Lead sponsor
- Pfizer
- Industry
- Eligibility
- 12 Months to 15 Months
- Enrollment
- 225 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2026
- U.S. locations
- 35
- States / cities
- Washington D.C., District of Columbia • Miami, Florida • Chamblee, Georgia + 18 more
- Conditions
- Pneumococcal Vaccines
- Interventions
- 0.5 ml dose of 1.1 mcg VAX-24, 0.5 ml dose of PCV20, 0.5 ml dose of 2.2 mcg VAX-24, 0.5 ml dose of 2.2/4.4 mcg VAX-24
- Biological
- Lead sponsor
- Vaxcyte, Inc.
- Industry
- Eligibility
- 42 Days to 89 Days
- Enrollment
- 802 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 32
- States / cities
- Jonesboro, Arkansas • Madera, California • Tampa, Florida + 22 more
- Conditions
- Streptococcus Pneumoniae Infection, Legionella Pneumophila Serogroup 1 Infection
- Interventions
- N/A- There is no intervention.
- Other
- Lead sponsor
- Meridian Bioscience, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 199 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- Conditions
- Pneumococcal Disease
- Interventions
- PG4, 20-valent pneumococcal conjugate vaccine (20vPnC)
- Biological
- Lead sponsor
- Pfizer
- Industry
- Eligibility
- 42 Days to 211 Days
- Enrollment
- 3,230 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2029
- U.S. locations
- 106
- States / cities
- Bessemer, Alabama • Birmingham, Alabama • Centreville, Alabama + 75 more
- Conditions
- Pneumonia
- Interventions
- Salmonella Typhi-vectored pneumonia vaccine
- Biological
- Lead sponsor
- Arizona State University
- Other
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2011
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- HIV Infections, Hepatitis B, Measles, Pneumococcal Infections, Pertussis
- Interventions
- Diphtheria & Tetanus Toxoids & Acellular Pertussis Vaccine Adsorbed, Measles-Mumps-Rubella Vaccine (Live), Pneumococcal Vaccine, Polyvalent (23-valent), Pneumococcal Conjugate Vaccine, Heptavalent, Hepatitis B Vaccine (Recombinant)
- Biological
- Lead sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
- NIH
- Eligibility
- 2 Years to 18 Years
- Enrollment
- 300 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Ends 2004
- U.S. locations
- 38
- States / cities
- Birmingham, Alabama • Long Beach, California • Los Angeles, California + 26 more
- Conditions
- Malignancy, Cancer, Hematological Malignancies, Lymphoma, Leukemia, Multiple Myeloma, Solid Tumor
- Interventions
- Commercial CAR-T, Investigational CAR-T
- Biological
- Lead sponsor
- UNC Lineberger Comprehensive Cancer Center
- Other
- Eligibility
- 18 Years to 99 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Pneumonia, Pneumococcal
- Interventions
- V116, Pneumovax™23
- Biological
- Lead sponsor
- Merck Sharp & Dohme LLC
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 600 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2021
- U.S. locations
- 20
- States / cities
- Birmingham, Alabama • Mesa, Arizona • Coral Gables, Florida + 15 more
- 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
- Bacterial Pneumonia
- Interventions
- Ceftaroline fosamil for Injection, Ceftriaxone, Placebo
- Drug
- Lead sponsor
- Forest Laboratories
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 622 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2009
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- Pneumococcal Infection
- Interventions
- PPV23
- Biological
- Lead sponsor
- University of Toledo Health Science Campus
- Other
- Eligibility
- 19 Years to 65 Years
- Enrollment
- 124 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2015
- U.S. locations
- 1
- States / cities
- Toledo, Ohio
- Conditions
- Pneumococcal Infections
- Interventions
- V114, Prevnar 13™, PNEUMOVAX™23
- Biological
- Lead sponsor
- Merck Sharp & Dohme LLC
- Industry
- Eligibility
- 50 Years and older
- Enrollment
- 652 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2019
- U.S. locations
- 15
- States / cities
- Chandler, Arizona • Phoenix, Arizona • Spring Valley, California + 12 more
- Conditions
- Pneumococcal Infections
- Interventions
- V114, Prevnar 13™
- Biological
- Lead sponsor
- Merck Sharp & Dohme LLC
- Industry
- Eligibility
- 42 Days to 90 Days
- Enrollment
- 2,409 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2021
- U.S. locations
- 22
- States / cities
- Downey, California • Huntington Beach, California • San Diego, California + 18 more
- Conditions
- Pneumococcal Infections, Streptococcus Pneumoniae, Infant, Newborn, Infant, Low Birth Weight, Infant, Small for Gestational Age, Infant, Premature
- Interventions
- Not listed
- Lead sponsor
- NICHD Neonatal Research Network
- Network
- Eligibility
- Up to 3 Months
- Enrollment
- 368 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2004 – 2009
- U.S. locations
- 10
- States / cities
- Birmingham, Alabama • Palo Alto, California • Miami, Florida + 6 more
- Conditions
- HIV, Pneumonia, Infections, Pneumococcal
- Interventions
- Vaccine Administration
- Biological
- Lead sponsor
- Pfizer
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 350,399 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Pneumococcal Infections
- Interventions
- PCV21, 20vPCV
- Biological
- Lead sponsor
- Sanofi Pasteur, a Sanofi Company
- Industry
- Eligibility
- 7 Months to 17 Years
- Enrollment
- 1,268 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 17
- States / cities
- Paramount, California • Doral, Florida • Hialeah, Florida + 13 more
- Conditions
- Pneumococcal Disease
- Interventions
- PG4 Multivalent Vaccine, 20 Valent Pneumococcal Conjugate Vaccine (20vPnC)
- Biological
- Lead sponsor
- Pfizer
- Industry
- Eligibility
- 18 Years to 49 Years
- Enrollment
- 4,670 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2027
- U.S. locations
- 36
- States / cities
- Birmingham, Alabama • Lake Forest, California • Walnut Creek, California + 28 more
- Conditions
- Pneumococcal Disease
- Interventions
- PG4, 20-valent pneumococcal conjugate vaccine (20vPnC)
- Biological
- Lead sponsor
- Pfizer
- Industry
- Eligibility
- 15 Months to 17 Years
- Enrollment
- 1,200 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2027
- U.S. locations
- 57
- States / cities
- Birmingham, Alabama • Guntersville, Alabama • Fair Oaks, California + 37 more
- Conditions
- Pneumococcal Disease
- Interventions
- Low dose multivalent pneumococcal conjugate vaccine formulation A, Low dose multivalent pneumococcal conjugate vaccine formulation B, Low dose of multivalent pneumococcal conjugate vaccine control, Standard dose multivalent pneumococcal conjugate vaccine control
- Other · Biological
- Lead sponsor
- Pfizer
- Industry
- Eligibility
- 50 Years to 64 Years
- Enrollment
- 90 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 9
- States / cities
- Hialeah, Florida • Hollywood, Florida • Columbia, Maryland + 4 more
- Conditions
- Pneumococcal Disease
- Interventions
- Multivalent Pneumococcal Vaccine - Formulation 1, Multivalent Pneumococcal Vaccine - Formulation 2, 20-valent pneumococcal conjugate vaccine (20vPnC), Licensed pneumococcal comparator vaccine, Multivalent Pneumococcal Vaccine - Formulation 3, Multivalent Pneumococcal Vaccine - Formulation 4
- Biological
- Lead sponsor
- Pfizer
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 1,710 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2026
- U.S. locations
- 20
- States / cities
- Doral, Florida • Hialeah, Florida • Stockbridge, Georgia + 13 more
- Conditions
- Pneumococcal Infection
- Interventions
- V116, PPSV23
- Biological
- Lead sponsor
- Merck Sharp & Dohme LLC
- Industry
- Eligibility
- 2 Years to 17 Years
- Enrollment
- 882 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 29
- States / cities
- Birmingham, Alabama • Phoenix, Arizona • Madera, California + 23 more
- Conditions
- Cystic Fibrosis
- Interventions
- Throat Swab
- Procedure
- Lead sponsor
- Tufts Medical Center
- Other
- Eligibility
- 1 Day to 3 Months
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Started 2011
- U.S. locations
- 2
- States / cities
- Boston, Massachusetts
- Conditions
- Pneumococcal Disease, 13-valent Pneumococcal Vaccine
- Interventions
- 13-valent Pneumococcal Conjugate Vaccine
- Biological
- Lead sponsor
- Pfizer
- Industry
- Eligibility
- 42 Days to 5 Years
- Enrollment
- 373 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2010
- U.S. locations
- 21
- States / cities
- Akiak, Alaska • Bethel, Alaska • Chefornak, Alaska + 18 more