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 27, 2026, 4:01 AM EDT

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

Showing 1–24 of 2,040 matching trials from the live ClinicalTrials.gov search.
Conditions
Respiratory Syncytial Virus Infections
Interventions
RSVPreF3 OA vaccine
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
60 Years and older
Enrollment
10,212 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
56
States / cities
Birmingham, Alabama • Huntsville, Alabama • Phoenix, Arizona + 50 more
Conditions
Herpes Zoster, Herpes Zoster Vaccine
Interventions
Herpes Zoster vaccine GSK 1437173A, Licensed pneumococcal polysaccharide conjugate vaccine (23-valent, adsorbed), Pneumovax 23™
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years and older
Enrollment
865 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
3
States / cities
Golden, Colorado • Wichita, Kansas • Columbia, Maryland
Conditions
Meningococcal Disease
Interventions
MenABCWY+OMV, MenABCWY+¼OMV, Placebo
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
10 Years to 25 Years
Enrollment
194 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
8
States / cities
Birmingham, Alabama • Madera, California • Paramount, California + 5 more
Conditions
Cervical Cancer
Interventions
INO-3112, CELLECTRA™-5P
Biological · Device
Lead sponsor
Inovio Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
3
States / cities
Chicago, Illinois • Ann Arbor, Michigan • New York, New York
Conditions
Infections, Meningococcal
Interventions
Bexsero, Saline Placebo, Havrix, MenABCWY
Biological · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
10 Years to 18 Years
Enrollment
1,063 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
13
States / cities
Jonesboro, Arkansas • Hialeah, Florida • Melbourne, Florida + 10 more
Conditions
Influenza
Interventions
Influenza Virus Vaccine, Monovalent A/H3N2v A/Minnesota/11/2010 NYMC X-203
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
6 Months to 17 Years
Enrollment
270 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
8
States / cities
Atlanta, Georgia • Baltimore, Maryland • Kansas City, Missouri + 5 more
Conditions
Yellow Fever, Yellow Fever Immunisation
Interventions
ISA-720, MVA Smallpox Vaccine, MVA-BN Yellow Fever Vaccine, Placebo, YF Vax 17D Strain
Drug · Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
2
States / cities
Iowa City, Iowa • St Louis, Missouri
Conditions
AIDS Vaccines, HIV Infections, HIV-1
Interventions
VRC-HIVADV027-00-VP, VRC-HIVADV038-00-VP
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
HIV Infections
Interventions
Aluminum hydroxide, QS-21, rgp120/HIV-1MN
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 1997
U.S. locations
5
States / cities
St Louis, Missouri • Rochester, New York • Pittsburgh, Pennsylvania + 2 more
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity Study of 20vPnC When Coadministered With a Booster Dose of BNT162b2

NCT04887948
Conditions
Pneumococcal Disease, COVID-19, SARS-CoV-2 Infection
Interventions
20-valent pneumococcal conjugate vaccine (20vPnC), BNT162b2, Saline
Biological · Other
Lead sponsor
Pfizer
Industry
Eligibility
65 Years and older
Enrollment
570 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
27
States / cities
Anaheim, California • Walnut Creek, California • Coral Gables, Florida + 21 more
Conditions
Alzheimer Disease
Interventions
JNJ-64042056, Placebo
Drug
Lead sponsor
Janssen Pharmaceutica N.V., Belgium
Industry
Eligibility
55 Years to 75 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
34
States / cities
Phoenix, Arizona • Irvine, California • Murrieta, California + 31 more
Conditions
SARS-CoV-2, Influenza
Interventions
mRNA-1073, mRNA-1010, mRNA-1273, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
550 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
14
States / cities
Hollywood, Florida • Peoria, Illinois • Sioux City, Iowa + 9 more
Conditions
Schistosomiasis
Interventions
Placebo, Sm-TSP-2/Alhydrogel, Sm-TSP-2/Alhydrogel/GLA-AF
Other · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Houston, Texas
Conditions
COVID-19, COVID-19 Immunisation
Interventions
mRNA-1273, mRNA-1273.351
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 99 Years
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
4
States / cities
Decatur, Georgia • Cincinnati, Ohio • Nashville, Tennessee + 1 more
Conditions
Botulism
Interventions
rBV A/B
Biological
Lead sponsor
California Department of Public Health
Other
Eligibility
18 Years to 69 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
2
States / cities
Richmond, California • West Jefferson, Ohio
Conditions
Influenza
Interventions
MF59-eH1N1
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
3 Years to 8 Years
Enrollment
1,357 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
34
States / cities
Downey, California • Madera, California • Paramount, California + 29 more
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Effectiveness of Anti-HIV Vaccines in HIV-Negative Adults

NCT00000904
Conditions
HIV Infections
Interventions
ALVAC(2)120(B,MN)GNP (vCP1452), gp160 MN/LAI-2, ALVAC(1)120(B,MN)GNP (vCP1433), ALVAC-HIV MN120TMG (vCP205), ALVAC-RG Rabies Glycoprotein (vCP65)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 1999
U.S. locations
6
States / cities
Birmingham, Alabama • Baltimore, Maryland • St Louis, Missouri + 3 more
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of Artificial Invaplex (Shigella Flexneri 2a InvaplexAR)

NCT02445963
Conditions
Shigellosis, Bacillary Dysentery
Interventions
Shigella flexneri 2a InvaplexAR
Biological
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 45 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Silver Spring, Maryland
Conditions
Herpes Zoster
Interventions
Herpes Zoster vaccine GSK1437173A, Placebo
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
1,877 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
23
States / cities
Duarte, California • San Francisco, California • Aurora, Colorado + 16 more
Conditions
Chronic Spontaneous Urticaria
Interventions
AK006 IV
Drug
Lead sponsor
Allakos Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
9
States / cities
Birmingham, Alabama • Bakersfield, California • Upland, California + 6 more
Completed Phase 1 Interventional Accepts healthy volunteers

H5N1 Vaccine Intramuscular Versus Intradermal in Healthy Adults

NCT00310206
Conditions
Influenza
Interventions
Inactivated Influenza A Vaccine A/H5N1
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 40 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Houston, Texas
Completed Phase 2 Interventional Results available

H1N1 Vaccine at Two Dose Levels in HIV Positive Adults

NCT00992433
Conditions
Influenza
Interventions
Inactivated Influenza H1N1 vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 64 Years
Enrollment
192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
6
States / cities
Iowa City, Iowa • Baltimore, Maryland • St Louis, Missouri + 3 more
Conditions
Dengue Shock Syndrome, Dengue Hemorrhagic Fever
Interventions
DEN4 Vaccine Candidate, DEN4 Vaccine Placebo
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
2
States / cities
Baltimore, Maryland • Burlington, Vermont
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety Study of a Capsule-Conjugate Vaccine to Prevent Campylobacter-Caused Diarrhea

NCT02067676
Conditions
Campylobacter Infection
Interventions
Capsule-Conjugate Campylobacter Vaccine (CJCV1), Alhydrogel®, aluminum hydroxide adjuvant (alum)
Biological · Drug
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 50 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Silver Spring, Maryland