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ClinicalTrials.gov public records Last synced Oct 9, 2026, 2:33 PM EDT

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Showing 145–168 of 984 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Vaccine placebo Clear all
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Study to Evaluate Safety and Immunogenicity of a Pandemic Flu H5 mRNA Vaccine in Healthy Adults Aged 18 Years and Older

NCT06727058
View directory record Official record
Conditions
Influenza Immunization
Interventions
Pandemic flu H5 mRNA vaccine, Placebo
Biological · Other
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
276 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
14
States / cities
La Mesa, California • DeLand, Florida • Lakeland, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Immunogenicity of Peru-15-pCTB in Healthy Adult Subjects

NCT00654108
View directory record Official record
Conditions
Gastroenteritis Escherichia Coli
Interventions
Ciprofloxacin, Peru-15-pCTB, Sodium bicarbonate/Ascorbic Acid/Aspartame Buffer
Drug · Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 29, 2021 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 2 Interventional Results available

Vaccine Therapy for the Treatment of Newly Diagnosed Glioblastoma Multiforme

NCT02465268
View directory record Official record
Conditions
Glioblastoma Multiforme, Glioblastoma, Malignant Glioma, Astrocytoma, Grade IV, GBM
Interventions
pp65-shLAMP DC with GM-CSF, unpulsed PBMC and saline, Td, Saline, pp65-flLAMP DC with GM-CSF
Biological · Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
3
States / cities
Gainesville, Florida • Orlando, Florida • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 14, 2025 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Inactivated Influenza A/H5N1 Vaccine in the Elderly

NCT00230750
View directory record Official record
Conditions
Influenza
Interventions
Influenza A/H5N1 Vaccine, Placebo
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
65 Years and older
Enrollment
261 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
4
States / cities
Torrance, California • Rochester, New York • Cincinnati, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 23, 2013 · Synced Oct 9, 2026, 2:33 PM EDT
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

Study to Assess the Safety and Immunogenicity of TPOXX® When Administered Orally for 28 Days With JYNNEOS

NCT04957485
View directory record Official record
Conditions
Smallpox
Interventions
Tecovirimat, Smallpox and Mpox Vaccine, Placebo
Drug · Other
Lead sponsor
SIGA Technologies
Industry
Eligibility
18 Years to 42 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
2
States / cities
Omaha, Nebraska • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Safety and Immunogenicity of Seasonal Influenza Vaccine and an Adenovirus Serotype 26- Based Vaccine Encoding for the Respiratory Syncytial Virus Pre-fusion F Protein (Ad26.RSV.preF), With and Without Co-administration, in Adults Aged 60 Years and Older in Stable Health

NCT03339713
View directory record Official record
Conditions
Healthy
Interventions
Ad26.RSV.preF, Fluarix, Placebo
Biological
Lead sponsor
Janssen Vaccines & Prevention B.V.
Industry
Eligibility
60 Years and older
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Mt. Pleasant, South Carolina
Source: ClinicalTrials.gov public record
Updated Feb 4, 2025 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Phase I Safety Trial of Streptococcus Pneumoniae Whole Cell Vaccine (SPWCV) + Alum in Healthy Adults

NCT01537185
View directory record Official record
Conditions
Pneumococcal Vaccines
Interventions
Placebo, SPWCV+Alum 100 mcg, SPWCV+Alum 600 mcg, SPWCV+Alum 300 mcg
Other · Biological
Lead sponsor
PATH Vaccine Solutions
Other
Eligibility
18 Years to 40 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Jun 5, 2014 · Synced Oct 9, 2026, 2:33 PM EDT
Recruiting Phase 2 Interventional

Clinical Trial of Omalizumab for Allergen Sensitized and Exposed Individuals With COPD

NCT07059091
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease (COPD), Allergies
Interventions
Omalizumab (Xolair®), Sodium Chloride (NaCl) 0.9 %
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
40 Years and older
Enrollment
334 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
23
States / cities
Birmingham, Alabama • Tucson, Arizona • San Francisco, California + 16 more
Source: ClinicalTrials.gov public record
Updated Sep 4, 2026 · Synced Oct 9, 2026, 2:33 PM EDT
Terminated Phase 2 Interventional Results available

Multi-Epitope TARP Peptide Autologous Dendritic Cell Vaccination in Men With Stage D0 Prostate Cancer

NCT02362451
View directory record Official record
Conditions
Prostatic Neoplasms, Prostate Cancer
Interventions
Autologus elutriated monocyte placebo vaccine, Multi-epitope (ME) T-cell receptor g alternate reading frame protein (TARP) vaccine
Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Male only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 18, 2022 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Immunogenicity Study of Adenovirus-vectored, Intranasal Pandemic Influenza Vaccine.

NCT00755703
View directory record Official record
Conditions
Influenza A Subtype H5N1 Infection
Interventions
Pandemic Influenza Vaccine, Placebo
Biological
Lead sponsor
Altimmune, Inc.
Industry
Eligibility
19 Years to 49 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 29, 2025 · Synced Oct 9, 2026, 2:33 PM EDT
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

Safety, Tolerability, and Immunogenicity of MenABCWY Administered on Different Dosing Schedules in Healthy Adolescents

NCT05087056
View directory record Official record
Conditions
Meningitis, Meningococcal
Interventions
MenABCWY vaccine, Placebo
Combination Product
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
11 Years to 14 Years
Enrollment
305 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
24
States / cities
Birmingham, Alabama • Tucson, Arizona • Ventura, California + 19 more
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Safety and Immunogenicity Phase IC Study of CryJ2 -DNA-LAMP Plasmid Vaccine for Assessment of Intradermal (ID) Route of Administration Using the Biojector 2000 Device

NCT02146781
View directory record Official record
Conditions
Allergic Rhinitis
Interventions
CryJ2-DNA-LAMP plasmid vaccine by intradermal injection, Saline Control
Biological · Other
Lead sponsor
Immunomic Therapeutics, Inc.
Industry
Eligibility
18 Years to 63 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Mar 25, 2015 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Evaluating the Immunogenicity of the AIDSVAX B/E Vaccine and the MVA/HIV62B Vaccine in Healthy, HIV-1-Uninfected Adults Who Previously Received MVA/HIV62B in DNA/MVA or MVA/MVA Regimens in HVTN 205

NCT02852005
View directory record Official record
Conditions
HIV Infections
Interventions
MVA/HIV62B vaccine, AIDSVAX B/E vaccine, Placebo
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
7
States / cities
Birmingham, Alabama • San Francisco, California • Decatur, Georgia + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 8, 2022 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of DaxibotulinumtoxinA for Injection to Treat Moderate to Severe Glabellar Lines

NCT03014635
View directory record Official record
Conditions
Glabellar Frown Lines
Interventions
Botulinum Toxins, Type A, Placebos
Biological
Lead sponsor
Revance Therapeutics, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
306 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
9
States / cities
Encinitas, California • Los Angeles, California • Washington D.C., District of Columbia + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2022 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Long-Term Immunogenicity of the Norovirus GI.1/GII.4 Bivalent Virus-like Particle (VLP) Vaccine (NoV Vaccine) in Adults

NCT03039790
View directory record Official record
Conditions
Healthy Volunteers, Norovirus
Interventions
NoV Vaccine
Biological
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
528 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
9
States / cities
Birmingham, Alabama • Fountain Hills, Arizona • Littleton, Colorado + 6 more
Source: ClinicalTrials.gov public record
Updated Nov 9, 2022 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Study to Investigate Cardiac Troponin Levels After mRNA-1273.712 Vaccine in Participants 12 Through 30 Years of Age

NCT06634797
View directory record Official record
Conditions
Healthy Volunteers
Interventions
mRNA-1273.712, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
12 Years to 30 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
24
States / cities
Phoenix, Arizona • Huntington Park, California • La Mesa, California + 21 more
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Therapeutic Vaccination in Treated HIV Disease

NCT03606213
View directory record Official record
Conditions
HIV-1-infection
Interventions
PENNVAX-GP, INO-6145, INO-9012, CELLECTRA® 2000
Biological · Device
Lead sponsor
Steven Deeks
Other
Eligibility
18 Years to 65 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
2
States / cities
Los Angeles, California • San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 31, 2023 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study To Investigate Two 3-dose Schedules Of A Clostridium Difficile Vaccine In Healthy Adults Aged 65 to 85 Years

NCT02561195
View directory record Official record
Conditions
Clostridium Difficile Associated Disease
Interventions
Clostridium difficile Vaccine, Placebo
Biological
Lead sponsor
Pfizer
Industry
Eligibility
65 Years to 85 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
17
States / cities
DeLand, Florida • Hollywood, Florida • South Miami, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Mar 8, 2021 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

gB/MF59 Vaccine in Preventing Cytomegalovirus Infection in Healthy Adolescent Females

NCT00133497
View directory record Official record
Conditions
Cytomegalovirus Infections
Interventions
MF-59, Placebo, CMV gB vaccine
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years to 17 Years · Female only
Enrollment
409 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2013
U.S. locations
5
States / cities
Cincinnati, Ohio • Nashville, Tennessee • Galveston, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 6, 2017 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety, Tolerability, and Immunogenicity of mRNA-1325 in Healthy Adult Subjects

NCT03014089
View directory record Official record
Conditions
Zika Virus
Interventions
mRNA-1325, Placebo
Biological · Other
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years to 49 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
3
States / cities
San Diego, California • Melbourne, Florida • Peoria, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 21, 2024 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Clinical Lot Consistency for RSVpreF in a Population of Healthy Adults 18 to ≤49 Years of Age

NCT05096208
View directory record Official record
Conditions
RSV
Interventions
RSVpreF (Group 1), RSVpreF (Group 2), RSVpreF (Group 3), Placebo
Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 49 Years
Enrollment
1,028 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
18
States / cities
Miami Lakes, Florida • Sunrise, Florida • Winter Park, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Apr 12, 2023 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immune Response of Candidate H1N1 Influenza Vaccine GSK2340274A Following Seasonal Influenza Vaccination in Adults

NCT01059617
View directory record Official record
Conditions
Influenza
Interventions
GSK Biologicals' FluLaval®, Placebo (saline), GSK Biologicals' investigational H1N1 Influenza Vaccine - GSK2340274A, GSK Biologicals' investigational H1N1 Influenza Vaccine - GSK2340273A
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
19 Years to 40 Years
Enrollment
133 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
3
States / cities
Milford, Massachusetts • Salisbury, North Carolina • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 20, 2018 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 3 Interventional Results available

Quadrivalent HPV Vaccine to Prevent Anal HPV in HIV-infected Men and Women

NCT01461096
View directory record Official record
Conditions
HIV Infections
Interventions
Quadrivalent HPV Vaccine, Placebo Vaccine for Male Participants Only, Placebo Vaccine for Female Participants Only
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
27 Years and older
Enrollment
575 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
22
States / cities
Los Angeles, California • Palo Alto, California • San Diego, California + 14 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2021 · Synced Oct 9, 2026, 2:33 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Clostridium Difficile Vaccine Efficacy Trial

NCT03090191
View directory record Official record
Conditions
Clostridium Difficile Infection
Interventions
Clostridium difficile vaccine, Placebo
Biological
Lead sponsor
Pfizer
Industry
Eligibility
50 Years and older
Enrollment
17,535 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
220
States / cities
Athens, Alabama • Huntsville, Alabama • Mobile, Alabama + 145 more
Source: ClinicalTrials.gov public record
Updated Feb 13, 2023 · Synced Oct 9, 2026, 2:33 PM EDT