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ClinicalTrials.gov public records Last synced Oct 3, 2026, 5:31 AM EDT

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Showing 49–72 of 879 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Viral Vaccines Clear all
Completed Phase 2 Interventional Results available

Study to Evaluate Safety, Tolerability & Immunogenicity of BNT162b2 in Immunocompromised Participants ≥2 Years

NCT04895982
View directory record Official record
Conditions
SARS-CoV-2 Infection, COVID19
Interventions
BNT162b2
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
2 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
15
States / cities
Jefferson, Louisiana • Kenner, Louisiana • New Orleans, Louisiana + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2024 · Synced Oct 3, 2026, 5:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Trial to Evaluate the Safety and Systems Biology Response of Ebolavirus Zaire Vaccine (ChAd3-EBO-Z)

NCT03583606
View directory record Official record
Conditions
Ebola Disease, Immunisation
Interventions
ChAd3-EBO-Z, MVA Multi-Filo Ebola Vaccine, Placebo
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 29, 2025 · Synced Oct 3, 2026, 5:31 AM EDT
Completed Phase 1 Interventional

A Study of the Safety and Effectiveness of a Chickenpox Vaccine in HIV-Infected Children

NCT00000837
View directory record Official record
Conditions
HIV Infections
Interventions
Varicella Virus Vaccine (Live)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Months to 8 Years
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
25
States / cities
Long Beach, California • Los Angeles, California • Oakland, California + 16 more
Source: ClinicalTrials.gov public record
Updated Oct 29, 2021 · Synced Oct 3, 2026, 5:31 AM EDT
Completed Not applicable Interventional

Pneumococcal Vaccine and Routine Pediatric Immunizations in HIV-Infected Children Receiving Anti-HIV Drugs

NCT00013871
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 3, 2026, 5:31 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Dissecting Human Immune Responses to Infection With Influenza or SARS-CoV-2

NCT06848309
View directory record Official record
Conditions
Influenza, SARS-CoV-2 (COVID-19) Infection, Immune Response of Host
Interventions
Bronchoscopy
Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 60 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Oct 3, 2026, 5:31 AM EDT
Active, not recruiting Phase 4 Interventional

Flu Vaccine Responses in the Setting of Melanoma Treatment

NCT03315975
View directory record Official record
Conditions
Viral Vaccines
Interventions
Inactivated influenza vaccine
Biological
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 19, 2025 · Synced Oct 3, 2026, 5:31 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity Study of Eastern Equine Encephalitis (EEE) Vaccine

NCT00584805
View directory record Official record
Conditions
Eastern Equine Encephalitis
Interventions
Inactivated, Dried, TSI-GSD 104, EEE
Biological
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 65 Years
Enrollment
138 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2017
U.S. locations
1
States / cities
Fort Deterick, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 24, 2019 · Synced Oct 3, 2026, 5:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of and Immune Response to an HIV Vaccine (SF-2 gp120) With or Without MTP-PE/MF59 Adjuvant

NCT00001019
View directory record Official record
Conditions
HIV Infections
Interventions
rgp120/HIV-1 SF-2, MTP-PE/MF59
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
4
States / cities
St Louis, Missouri • Philadelphia, Pennsylvania • Nashville, Tennessee + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2012 · Synced Oct 3, 2026, 5:31 AM EDT
Active, not recruiting Phase 1 Interventional

Phase 1b Study to Evaluate ATP128, VSV-GP128 and BI 754091, in Patients With Stage IV Colorectal Cancer

NCT04046445
View directory record Official record
Conditions
Colorectal Cancer, MSS, Stage IV Colon Cancer, Stage IV Rectal Cancer, Metastatic Colorectal Cancer, Liver Metastasis Colon Cancer
Interventions
ATP128, BI 754091, VSV-GP128
Drug
Lead sponsor
Amal Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
7
States / cities
Scottsdale, Arizona • Los Angeles, California • Aurora, Colorado + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 29, 2025 · Synced Oct 3, 2026, 5:31 AM EDT
Enrolling by invitation Phase 2 Interventional

DMSO Dual-Route Therapy for Refractory Tinnitus in Long-COVID and Post-COVID-19 Vaccine Injury

NCT07567274
View directory record Official record
Conditions
Tinnitus
Interventions
DMSO-based otic solution with betahistine, dexamethasone, and lidocaine, DMSO-based transdermal cream with levocarnitine and N-acetylcysteine
Drug
Lead sponsor
Leading Edge Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Ithaca, New York
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Oct 3, 2026, 5:31 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Multisite Observational Maternal and Infant Study for COVID-19

NCT05031468
View directory record Official record
Conditions
COVID-19
Interventions
Licensed or EUA SARS-CoV-2 vaccine
Biological
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
562 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
10
States / cities
Atlanta, Georgia • Chicago, Illinois • New York, New York + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2024 · Synced Oct 3, 2026, 5:31 AM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Safety and Immunogenicity of Venezuelan Equine Encephalomyelitis Vaccine (VEE C-84) as a Booster to VEE TC-83

NCT00582088
View directory record Official record
Conditions
Venezuelan Equine Encephalomyelitis
Interventions
VEE C-84
Biological
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 65 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2021
U.S. locations
1
States / cities
Fort Deterick, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 11, 2021 · Synced Oct 3, 2026, 5:31 AM EDT
Recruiting Not applicable Interventional

PCOM2 - The Physician Communication Intervention, Version 2.0

NCT05336240
View directory record Official record
Conditions
HPV Infection, Preventive Health Services
Interventions
Physician Communication 2 Virtual (PCOM2-virtual), Physician Communication Standard (PCOM-standard)
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
9 Years to 17 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Aurora, Colorado • Wichita, Kansas
Source: ClinicalTrials.gov public record
Updated Aug 26, 2024 · Synced Oct 3, 2026, 5:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Clinical Trial to Evaluate the Safety and Immunogenicity of 200 Mcg of gp120 (CHO) BIOCINE in MF59 Emulsion Versus the Emulsion Control: Three Injections at 0, 1, and 6 Months

NCT00000749
View directory record Official record
Conditions
HIV Infections
Interventions
rgp120/HIV-1 SF-2
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
2
States / cities
Nashville, Tennessee • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 30, 2012 · Synced Oct 3, 2026, 5:31 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

A Study to Evaluate the Immunogenicity, Safety and Tolerability of Ad26.ZEBOV and MVA-BN-Filo in Healthy Adult Participants

NCT02543268
View directory record Official record
Conditions
Healthy
Interventions
Ad26.ZEBOV-Batch #1, Ad26.ZEBOV-Batch #2, Ad26.ZEBOV-Batch #3, MVA-BN-Filo, Placebo
Biological
Lead sponsor
Crucell Holland BV
Industry
Eligibility
18 Years to 50 Years
Enrollment
329 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
6
States / cities
Huntsville, Alabama • San Diego, California • Melbourne, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 22, 2025 · Synced Oct 3, 2026, 5:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Tolerability Study to Evaluate MEDI-534 in Children 6 to < 24 Months of Age

NCT00493285
View directory record Official record
Conditions
Respiratory Viral Infections, Respiratory Syncytial Virus Infections, Parainfluenza Virus 3, Human
Interventions
MEDI-534
Biological
Lead sponsor
MedImmune LLC
Industry
Eligibility
6 Months to 23 Months
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
30
States / cities
Conway, Arkansas • Little Rock, Arkansas • Aurora, Colorado + 25 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2012 · Synced Oct 3, 2026, 5:31 AM EDT
Completed Phase 1 Interventional

A Phase I/II Trial of Vaccine Therapy of HIV-1 Infected Individuals With 50-500 CD4 Cells/mm3

NCT00000755
View directory record Official record
Conditions
HIV Infections
Interventions
rgp120/HIV-1MN, Zidovudine
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1993
U.S. locations
10
States / cities
Los Angeles, California • Palo Alto, California • San Francisco, California + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Oct 3, 2026, 5:31 AM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy of the Therapeutic Vaccine GI-5005 Combined With Pegylated Interferon Plus Ribavirin Standard of Care Therapy Versus Standard of Care Alone in Patients With Genotype 1 Chronic Hepatitis C Infection

NCT00606086
View directory record Official record
Conditions
Genotype 1 Chronic Hepatitis C
Interventions
GI-5005, Pegylated Interferon and Ribavirin
Drug
Lead sponsor
GlobeImmune
Industry
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
25
States / cities
Birmingham, Alabama • Tucson, Arizona • La Jolla, California + 21 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2014 · Synced Oct 3, 2026, 5:31 AM EDT
Terminated Phase 1 Interventional

Safety Study of HPV DNA Vaccine to Treat Head and Neck Cancer Patients

NCT01493154
View directory record Official record
Conditions
Head and Neck Cancer
Interventions
DNA Vaccine, Cyclophosphamide
Biological · Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years to 75 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 23, 2018 · Synced Oct 3, 2026, 5:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluating the Safety and Immune Response to Two Admixtures of a Tetravalent Dengue Virus Vaccine

NCT01436422
View directory record Official record
Conditions
Dengue
Interventions
TetraVax-DV Vaccine - Admixture TV003, TetraVax-DV Vaccine - Admixture TV005, Placebo
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
3
States / cities
Baltimore, Maryland • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Aug 20, 2015 · Synced Oct 3, 2026, 5:31 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Sanofi H1N1 Influenza Vaccine Administered at Two Dose Levels in Adult and Elderly Populations

NCT00943631
View directory record Official record
Conditions
Influenza
Interventions
Inactivated H1N1 Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
406 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
3
States / cities
Baltimore, Maryland • Durham, North Carolina • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 31, 2012 · Synced Oct 3, 2026, 5:31 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Long Term Immunity and Safety Following Vaccination With the JEV IC51 (IXIARO®, JESPECT®) in Pediatric Population In Non Endemic Countries. Uncontrolled, Ph3 FU-Study

NCT01246479
View directory record Official record
Conditions
Japanese Encephalitis
Interventions
Blood draw, IC51 has given in the parent study IC51-322
Procedure · Biological
Lead sponsor
Valneva Austria GmbH
Industry
Eligibility
9 Months to 20 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Mar 18, 2020 · Synced Oct 3, 2026, 5:31 AM EDT
Completed No phase listed Observational

Covid-19 Vaccine Responsiveness in MM and Waldenstrom

NCT04830046
View directory record Official record
Conditions
Multiple Myeloma, Waldenstrom Macroglobulinemia, Immune System Disorder, Covid19
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
146 participants
Timeline
2021 – 2022
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 26, 2025 · Synced Oct 3, 2026, 5:31 AM EDT