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ClinicalTrials.gov public records Last synced Oct 5, 2026, 2:28 PM EDT

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Showing 73–96 of 984 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Placebo Vaccine Clear all
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Pivotal Study to Evaluate Safety and Immunogenicity of a Live-Attenuated Chikungunya Virus Vaccine Candidate in Adults

NCT04546724
View directory record Official record
Conditions
Chikungunya Virus Infection
Interventions
VLA1553, Placebo
Biological
Lead sponsor
Valneva Austria GmbH
Industry
Eligibility
18 Years and older
Enrollment
4,128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
44
States / cities
Chandler, Arizona • Phoenix, Arizona • Tempe, Arizona + 39 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2023 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Cognitive, Emotional, and Neural Responses to Acute Inflammation

NCT03294564
View directory record Official record
Conditions
Healthy
Interventions
Typhoid Vi Polysaccharide Vaccine, Placebo
Biological
Lead sponsor
University of California, San Francisco
Other
Eligibility
30 Years to 60 Years · Male only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 25, 2019 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effect of Alendronate on the Immune Response to Hepatitis B Vaccine in Healthy Adults

NCT02057263
View directory record Official record
Conditions
Hepatitis B
Interventions
Alendronate, Hepatitis B Vaccine, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
40 Years to 70 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 21, 2016 · Synced Oct 5, 2026, 2:28 PM EDT
Not listed Phase 2 Interventional

SDF1 Plasmid Treatment for Patients With Peripheral Artery Disease

NCT02544204
View directory record Official record
Conditions
Peripheral Arterial Disease
Interventions
JVS-100, Placebo
Biological
Lead sponsor
Juventas Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
24
States / cities
Birmingham, Alabama • Davis, California • Los Angeles, California + 18 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2016 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of Three Formulations of Takeda's Tetravalent Dengue Vaccine Candidate (TDV)

NCT02193087
View directory record Official record
Conditions
Dengue Fever
Interventions
TDV Liquid Formulation 1, TDV Liquid Formulation 2, TDV IDT Lyophilized, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 49 Years
Enrollment
1,002 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
7
States / cities
Phoenix, Arizona • Anaheim, California • Stockbridge, Georgia + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2019 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of Anthrax Vaccines Px563L and RPA563 in Healthy Adult Subjects

NCT02655549
View directory record Official record
Conditions
Anthrax
Interventions
Px563L, RPA563, or placebo
Biological
Lead sponsor
Pfenex, Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 11, 2017 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A/H5N1 Dose Ranging Study With Adjuvant Patch

NCT00532792
View directory record Official record
Conditions
Pandemic Influenza
Interventions
A/H5N1, Placebo
Biological
Lead sponsor
Intercell USA, Inc.
Industry
Eligibility
18 Years to 49 Years
Enrollment
501 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
5
States / cities
Vallejo, California • Miami, Florida • Kansas City, Kansas + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 14, 2012 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of Synbiotics as Adjuvant to Influenza Vaccine in Elderly

NCT01304771
View directory record Official record
Conditions
Influenza
Interventions
Synbiotic AKSB
Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
65 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 20, 2012 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Evaluate Safety and Immunogenicity of One and Two Doses of IMVAMUNE® Smallpox Vaccine in 56-80 Year Old Vaccinia-experienced Subjects

NCT00857493
View directory record Official record
Conditions
Smallpox
Interventions
IMVAMUNE
Biological
Lead sponsor
Bavarian Nordic
Industry
Eligibility
56 Years to 80 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
4
States / cities
Orlando, Florida • Iowa City, Iowa • Lexington, Kentucky + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 10, 2019 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Safety and Immune Response Study to Evaluate Varying Doses of an mRNA Vaccine Against Coronavirus Disease 2019 (COVID-19) in Healthy Adults

NCT05972993
View directory record Official record
Conditions
COVID-19
Interventions
mRNA-CR-04 vaccine 10μg, mRNA-CR-04 vaccine 30μg, mRNA-CR-04 vaccine 100μg, Placebo, mRNA-CR-04 vaccine 3μg
Biological · Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 49 Years
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
4
States / cities
San Diego, California • Melbourne, Florida • Peoria, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated May 28, 2025 · Synced Oct 5, 2026, 2:28 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Safety, Reactogenicity and Immunogenicity of Adenovirus Serotype 26 (Ad26)- and Modified Vaccinia Ankara (MVA)-Vectored Vaccine Components in Otherwise Healthy Women With HPV16 or HPV18 Infection of the Cervix

NCT03610581
View directory record Official record
Conditions
Human Papillomavirus Infections
Interventions
Ad26.HPV16, Ad26.HPV18, MVA.HPV16/18, Placebo
Biological
Lead sponsor
Janssen Vaccines & Prevention B.V.
Industry
Eligibility
18 Years to 60 Years · Female only
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
11
States / cities
Doral, Florida • Fort Myers, Florida • Miami, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Feb 4, 2025 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

A Randomized, Double-Blind, Placebo-Controlled Study to Evaluate Safety of MEDI-559 in Healthy 1 to <24 Month-Old Children

NCT00767416
View directory record Official record
Conditions
Healthy
Interventions
MEDI-559, Placebo
Biological · Other
Lead sponsor
MedImmune LLC
Industry
Eligibility
1 Month to 23 Months
Enrollment
116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
75
States / cities
Greenville, Alabama • Huntsville, Alabama • Mobile, Alabama + 62 more
Source: ClinicalTrials.gov public record
Updated Jul 20, 2016 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 2 Interventional Results available

Safety & Immunogenicity of GlaxoSmithKline Biologicals' Herpes Zoster Vaccine 1437173A

NCT00920218
View directory record Official record
Conditions
Herpes Zoster
Interventions
Herpes Zoster Vaccine 1437173A, Placebo vaccine (saline)
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
11
States / cities
Little Rock, Arkansas • Duarte, California • San Francisco, California + 8 more
Source: ClinicalTrials.gov public record
Updated Dec 12, 2017 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Norovirus Challenge Study

NCT05212168
View directory record Official record
Conditions
Norovirus Infections
Interventions
VXA-G1.1-NN, Placebo Tablets, Norovirus GI.1 Norwalk Virus Inoculum
Biological · Other
Lead sponsor
Vaxart
Industry
Eligibility
18 Years to 49 Years
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Nov 5, 2025 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluating the Safety and Immune Response to Two Doses of a Dengue Virus Vaccine Administered 12 Months Apart

NCT01782300
View directory record Official record
Conditions
Dengue
Interventions
TV003 Vaccine, Placebo Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
2
States / cities
Baltimore, Maryland • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jun 14, 2017 · Synced Oct 5, 2026, 2:28 PM EDT
Recruiting Phase 2 Interventional

Candida Therapeutic Vaccine in Head and Neck Cancer Patients to Reduce Recurrence

NCT05952934
View directory record Official record
Conditions
Squamous Cell Carcinoma of Head and Neck
Interventions
0.5 mL Candin®/injection, Placebo: 0.5 mL Intravenous 0.9% NaCl solution (Saline)
Biological · Other
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2032
U.S. locations
6
States / cities
Fayetteville, Arkansas • Little Rock, Arkansas • Rogers, Arkansas + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

H7N9 Boost in Healthy Adults

NCT02586792
View directory record Official record
Conditions
Influenza
Interventions
Monovalent influenza A/H7N9 virus vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
19 Years to 50 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 22, 2018 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Placebo-controlled, Randomized Trial of an Adenoviral-vector Based Norovirus Vaccine

NCT02868073
View directory record Official record
Conditions
Norovirus Gastroenteritis
Interventions
VXA-G1.1-NN (high dose) Oral Vaccine Tablet, VXA Placebo Tablets, VXA-G1.1-NN (low dose) Oral Vaccine Tablet
Biological · Other
Lead sponsor
Vaxart
Industry
Eligibility
18 Years to 49 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated May 31, 2018 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 1Phase 2 Interventional

Safety and Immunogenicity Study of Therapeutic HSV-2 Vaccine

NCT01667341
View directory record Official record
Conditions
Genital Herpes Simplex Type 2
Interventions
GEN-003 with Matrix M-2, GEN-003, Placebo
Biological
Lead sponsor
Genocea Biosciences, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
143 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
7
States / cities
Birmingham, Alabama • Indianapolis, Indiana • Cincinnati, Ohio + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 1, 2018 · Synced Oct 5, 2026, 2:28 PM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

MVA-BN-RSV Vaccine Trial

NCT05238025
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections
Interventions
MVA-BN-RSV vaccine, Tris Buffered Saline (TBS)
Biological
Lead sponsor
Bavarian Nordic
Industry
Eligibility
60 Years and older
Enrollment
20,419 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
105
States / cities
Athens, Alabama • Birmingham, Alabama • Huntsville, Alabama + 86 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2024 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 1 Interventional

Safety and Efficacy of the Therapeutic Vaccine GI-5005 Versus Placebo for the Treatment of Chronic Hepatitis C Infection

NCT00124215
View directory record Official record
Conditions
Hepatitis C
Interventions
GI-5005
Biological
Lead sponsor
GlobeImmune
Industry
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
5
States / cities
Pasadena, California • Denver, Colorado • Miami, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated May 5, 2010 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

CDC-9 Inactivated Rotavirus Vaccine (IRV) Intramuscular (IM) Phase 1 Clinical Trial in Healthy Adults

NCT06485258
View directory record Official record
Conditions
Rotavirus Infections
Interventions
3.75 µg Dose of CDC-9 Inactivated Rotavirus Vaccine (IRV), 7.5 µg Dose of CDC-9 Inactivated Rotavirus Vaccine (IRV), Placebo
Biological · Other
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years to 45 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, Reactogenicity, and Immunogenicity of Cytomegalovirus Vaccines mRNA-1647 and mRNA-1443 in Healthy Adults

NCT03382405
View directory record Official record
Conditions
Cytomegalovirus Infection
Interventions
mRNA-1647, mRNA-1443, Placebo
Biological · Other
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years to 49 Years
Enrollment
181 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
4
States / cities
Hollywood, Florida • Meridian, Idaho • Peoria, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 15, 2021 · Synced Oct 5, 2026, 2:28 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study of 2-dose Vaccine Regimen Using 3 Consecutive Lots of Ad26.ZEBOV and MVA-BN-Filo in Adult Participants

NCT04228783
View directory record Official record
Conditions
Ebola
Interventions
Ad26.ZEBOV, MVA-BN-Filo, Placebo
Biological
Lead sponsor
Janssen Vaccines & Prevention B.V.
Industry
Eligibility
18 Years to 50 Years
Enrollment
974 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
7
States / cities
Mobile, Alabama • Tempe, Arizona • Lexington, Kentucky + 4 more
Source: ClinicalTrials.gov public record
Updated May 25, 2025 · Synced Oct 5, 2026, 2:28 PM EDT