Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 2, 2026, 3:20 PM EDT

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Showing 49–72 of 326 matching trials from the live ClinicalTrials.gov search.
Conditions
Coronavirus Infection
Interventions
INO-4800, CELLECTRA® 2000
Drug · Device
Lead sponsor
Inovio Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
3
States / cities
Lexington, Kentucky • Kansas City, Missouri • Philadelphia, Pennsylvania
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
Conditions
SARS-CoV-2 Infection, COVID-19
Interventions
Biological/Vaccine: BNT162b2 10mcg, BNT162b2 20mcg, BNT162b2 30mcg, Placebo, Biological/Vaccine: BNT162b2 3mcg
Biological · Other
Lead sponsor
BioNTech SE
Industry
Eligibility
6 Months to 15 Years
Enrollment
11,837 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
90
States / cities
Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 67 more
Conditions
SARS-CoV2, COVID-19
Interventions
VXA-CoV2-3.1, COMIRNATY®, VXA-CoV2-3.3
Biological
Lead sponsor
Vaxart
Industry
Eligibility
18 Years and older
Enrollment
5,485 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
145
States / cities
Anniston, Alabama • Birmingham, Alabama • Mobile, Alabama + 126 more
Conditions
Healthy Volunteers
Interventions
AdCOVID, Placebo
Biological · Other
Lead sponsor
Altimmune, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
6
States / cities
Hialeah, Florida • Melbourne, Florida • Peoria, Illinois + 3 more
Conditions
COVID-19, Infectious Disease
Interventions
JCXH-221, Placebo
Biological · Other
Lead sponsor
Immorna Biotherapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
4
States / cities
Hallandale, Florida • Savannah, Georgia • Lincoln, Nebraska + 1 more
Conditions
Inflammatory Bowel Diseases
Interventions
Influenza vaccine, COVID-19 vaccine
Biological
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 64 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

A Study to Learn About New COVD-19 RNA Vaccine Candidates for New Variants in Healthy Individuals

NCT05997290
Conditions
SARS-CoV-2 Infection, COVID-19
Interventions
BNT162b2 (Omi XBB.1.5), BNT162b2 (Omi JN.1), BNT162b2 (Omi KP.2)
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
12 Years and older
Enrollment
1,051 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
37
States / cities
Athens, Alabama • Huntsville, Alabama • Mobile, Alabama + 30 more
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Phase 3 Adolescent Study for SARS-CoV-2 rS Variant Vaccines

NCT05973006
Conditions
COVID-19
Interventions
NVX-CoV2601 co-formulated Omicron XBB.1.5 SARS-CoV-2 rS vaccine, Prototype/XBB.1.5 Bivalent Vaccine (5 µg)
Biological
Lead sponsor
Novavax
Industry
Eligibility
11 Years to 18 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
20
States / cities
Davie, Florida • Jacksonville, Florida • Miami, Florida + 17 more
Conditions
Myocardial Injury, COVID-19, Vaccine Reaction
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
COVID-19, Immunosuppression, Vaccine Response Impaired
Interventions
Reduction in antimetabolite immunosuppression
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Sacramento, California
Conditions
Influenza, COVID-19
Interventions
Influenza and COVID-19 Combination A, Licensed influenza vaccine, COVID-19 Vaccine, Influenza and COVID-19 Combination B, Placebo, Investigational influenza vaccine
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
18 Years to 64 Years
Enrollment
8,795 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
106
States / cities
Athens, Alabama • Birmingham, Alabama • Mobile, Alabama + 76 more
Conditions
Influenza, COVID-19, Vaccination Hesitancy
Interventions
Text message influenza vaccine reminders, Text message COVID-19 vaccine reminders, Text message influenza and COVID-19 vaccine reminders
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
6 Months to 17 Years
Enrollment
66,147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
4
States / cities
Itasca, Illinois • New York, New York • Philadelphia, Pennsylvania
Conditions
Vaccine Preventable Disease
Interventions
Educational, culturally appropriate COVID-19 messages
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 101 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
COVID-19, Vaccine
Interventions
REDES, Control
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Respiratory Syncytial Virus
Interventions
Placebo, mRNA-1345, Afluria® Quadrivalent, mRNA-1273.214
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
50 Years and older
Enrollment
3,317 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
62
States / cities
Birmingham, Alabama • Tucson, Arizona • Garden Grove, California + 51 more
Conditions
Multiple Sclerosis, Demyelinating Autoimmune Diseases, CNS, Autoimmune Diseases of the Nervous System, Nervous System Diseases, Demyelinating Diseases, Autoimmune Diseases, Immune System Diseases, Pathologic Processes
Interventions
Elecsys semi-quantitative Anti-SARS-CoV-2 antibody test, T-Detect COVID T-cell blood test
Device
Lead sponsor
Dragonfly Research, LLC
Other
Eligibility
18 Years to 55 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Wellesley, Massachusetts
Conditions
Relapsing Multiple Sclerosis
Interventions
Ofatumumab, Covid-19 vaccine
Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
4
States / cities
Phoenix, Arizona • Owosso, Michigan • St Louis, Missouri + 1 more
Completed Not applicable Interventional Accepts healthy volunteers

COVID-19 Vaccine Messaging, Part 1

NCT04460703
Conditions
Vaccination, COVID-19
Interventions
Control message, Baseline message, Personal freedom message, Economic freedom message, Self-interest message, Community interest message, Economic benefit message, Guilt message, Embarrassment message, Anger message, Trust in science message, Not bravery message
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
4,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
COVID-19, Vaccine Refusal
Interventions
Text Message, Motivational Interviewing, Electronic Educational Message with Tailored Questions/Prompts
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 100 Years
Enrollment
312 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Pancoronavirus Vaccine Study in Healthy Adults

NCT06950177
Conditions
COVID-19 Respiratory Infection, SARS CoV 2 Infection, COVID-19 Vaccine
Interventions
CoV-RBD-scNP-001 and 3M-052-AF
Biological
Lead sponsor
Duke University
Other
Eligibility
18 Years to 55 Years
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Covid-19 Vaccine, Vaccine Hesitancy
Interventions
Covid-19 vaccine education materials
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
541 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
7
States / cities
San Francisco, California • Durham, North Carolina • Philadelphia, Pennsylvania + 1 more
Conditions
SARS-CoV-2 Infection
Interventions
B/HPIV3/S-6P
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Phase 4 Interventional Accepts healthy volunteers Results available

SARS-CoV-2 Immune Responses After COVID-19 Therapy and Subsequent Vaccine

NCT04952402
Conditions
Covid19, SARS-CoV2 Infection
Interventions
Study-provided Moderna mRNA-1273 COVID-19 vaccine, Community-provided Moderna mRNA-1273 COVID-19 Vaccine, Community-Provided Pfizer-BioNTech BNT162b2 COVID-19 Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
6
States / cities
Los Angeles, California • San Diego, California • Chicago, Illinois + 3 more