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ClinicalTrials.gov public records Last synced Jul 24, 2026, 4:16 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
SARS-CoV-2
Interventions
Biological: mRNA-1273, Placebo, mRNA-1273.351
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
660 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
8
States / cities
Savannah, Georgia • Newton, Kansas • Kansas City, Missouri + 5 more
Conditions
SARS-CoV-2
Interventions
mRNA-1273
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
234 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
15
States / cities
Mesa, Arizona • San Diego, California • New Haven, Connecticut + 12 more
Conditions
Long COVID, COVID Long-Haul
Interventions
2 day cardiopulmonary exercise test
Procedure
Lead sponsor
Sheffield Hallam University
Other
Eligibility
18 Years to 65 Years
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
SARS CoV 2 Infection, SARS CoV 2 Vaccination
Interventions
Not listed
Lead sponsor
Boston University
Other
Eligibility
5 Years to 75 Years
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Covid19
Interventions
BGB-DXP593, Placebo
Drug
Lead sponsor
BeiGene
Industry
Eligibility
18 Years to 65 Years
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
11
States / cities
DeLand, Florida • Hollywood, Florida • Miami, Florida + 5 more
Completed No phase listed Observational Accepts healthy volunteers

Immune Response to SARS-CoV-2/COVID-19 Vaccination in Sarcoidosis

NCT05089565
Conditions
Sarcoidosis, SARS-CoV2 Infection, Vaccine Response Impaired
Interventions
Assay of (1) the level of anti-spike IgG antibody, and (2) interferon-gamma release in response to SARS-CoV-2 antigen stimulation
Diagnostic Test
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Long COVID
Interventions
Biosound Therapy System
Device
Lead sponsor
Anxiety Relief Center
Other
Eligibility
20 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Fishers, Indiana
Completed No phase listed Observational

COVID-19 in Patients With HIV

NCT04333953
Conditions
HIV/AIDS, COVID-19, SARS-CoV-2
Interventions
No intervention
Other
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
Not listed
Enrollment
412 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Columbia, Missouri
Conditions
Antithrombin III Deficiency, Covid19
Interventions
Antithrombin III
Drug
Lead sponsor
Enrique Ginzburg
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Miami, Florida
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
679 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
4
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland • Bethesda, Maryland + 1 more
Conditions
COVID-19
Interventions
AZD7442, Placebo, Remdesivir
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
1,455 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
88
States / cities
Tucson, Arizona • Chula Vista, California • Fresno, California + 59 more
Completed Early Phase 1 Interventional Accepts healthy volunteers

Long COVID-19 [11C]CPPC Study

NCT06223971
Conditions
COVID Long-Haul
Interventions
[11C]CPPC Injection
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Alcoholic Liver Disease, COVID 19 Pneumonia
Interventions
β-hydroxy β-methyl butyrate (HMB) enriched amino acid, Balanced amino acid
Dietary Supplement
Lead sponsor
The Cleveland Clinic
Other
Eligibility
21 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Active, not recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

Study of a Recombinant Coronavirus-Like Particle COVID-19 Vaccine in Adults

NCT04636697
Conditions
SARS-CoV-2 Infection
Interventions
Intramuscular injection, Intramuscular vaccine
Drug · Biological
Lead sponsor
Medicago
Industry
Eligibility
18 Years and older
Enrollment
30,918 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
45
States / cities
Birmingham, Alabama • Tempe, Arizona • Canoga Park, California + 39 more
Completed No phase listed Observational

Advanced Endoscopy During COVID-19

NCT04385147
Conditions
Cholangitis, Secondary Biliary, Cholangiocarcinoma, Obstructive Jaundice, Pancreas Cancer, COVID-19, SARS-CoV-2
Interventions
Endoscopic management according to standard of care
Other
Lead sponsor
Al-Azhar University
Other
Eligibility
Not listed
Enrollment
670 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Albertson, New York
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Cellular Senescence and COVID-19 Long-Hauler Syndrome

NCT04903132
Conditions
SARS-CoV2 Infection
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Long COVID, Long COVID Syndrome, Long COVID-19 Syndrome, PASC, PASC Post Acute Sequelae of COVID 19
Interventions
accelerated intermittent theta burst stimulation
Device
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Albuquerque, New Mexico
Conditions
Long COVID, Long COVID-19, Long COVID19
Interventions
BrainHQ/Active Comparator Activity, BrainHQ, PASC CoRE, tDCS-active, tDCS-sham
Other · Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
328 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
24
States / cities
Phoenix, Arizona • Tucson, Arizona • Los Angeles, California + 20 more
Completed Phase 2 Interventional Results available

Tafenoquine in Patients With Mild to Moderate COVID-19

NCT04533347
Conditions
COVID 19 Disease
Interventions
Tafenoquine Oral Tablet, Placebo
Drug
Lead sponsor
60 Degrees Pharmaceuticals LLC
Industry
Eligibility
18 Years and older
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
10
States / cities
Miami, Florida • Elkhorn, Nebraska • Morgantown, North Carolina + 4 more
Conditions
SARS-CoV-2 Infection
Interventions
S-217622, Placebo
Drug
Lead sponsor
Shionogi
Industry
Eligibility
18 Years and older
Enrollment
2,093 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
53
States / cities
Guntersville, Alabama • Tempe, Arizona • Tucson, Arizona + 43 more
Conditions
SARS CoV-2
Interventions
Human Amniotic Fluid
Biological
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
No Longer Available No phase listed Expanded access

Sotrovimab Expanded Access Treatment Protocol (COVID-19)

NCT05235347
Conditions
Covid19
Interventions
Sotrovimab
Biological
Lead sponsor
Vir Biotechnology, Inc.
Industry
Eligibility
12 Years and older
U.S. locations
4
States / cities
Palo Alto, California • Boston, Massachusetts • St Louis, Missouri + 1 more
Conditions
Post-COVID Postural Orthostatic Tachycardia Syndrome Postural Orthostatic Tachycardia Syndrome
Interventions
Efgartigimod
Drug
Lead sponsor
argenx
Industry
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
9
States / cities
La Jolla, California • Palo Alto, California • Glenview, Illinois + 6 more
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

Hydroxychloroquine as Post-Exposure Prophylaxis Against COVID-19 Infection

NCT04372017
Conditions
COVID-19, SARS-CoV 2
Interventions
Hydroxychloroquine, Vitamin D
Drug · Dietary Supplement
Lead sponsor
Sanford Health
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Sioux Falls, South Dakota