Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 16, 2026, 8:25 AM EDT

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Showing 841–864 of 1,235 matching trials from the live ClinicalTrials.gov search.
Withdrawn No phase listed Observational Accepts healthy volunteers

Epidemiologic Assessment of SARS-CoV-2 (COVID-19) Prevalence in Minnesota

NCT04473183
Conditions
Covid19, SARS-CoV Infection, SARS-CoV-2, Corona Virus Infection
Interventions
Specimen Collection, Surveys
Diagnostic Test
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
SARS-CoV-2
Interventions
Diagnostic test for detection of SARS-CoV-2
Diagnostic Test
Lead sponsor
Illumina, Inc.
Industry
Eligibility
18 Years and older
Enrollment
644 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Winter Park, Florida
Conditions
COVID-19, SARS-CoV-2 Virus, COVID-19 Pneumonia, Respiratory Infection, COVID-19 ARDS, Corona Virus Infection, Influenza, RSV Infection
Interventions
imPulse™ Systems (Una and TOR) infrasound-to-ultrasound e-stethoscope
Device
Lead sponsor
The Geneva Foundation
Other
Eligibility
18 Years to 89 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Fort Sam Houston, Texas
Conditions
SARS CoV-2
Interventions
Direct Antigen Tests for COVID-19
Diagnostic Test
Lead sponsor
E25Bio, Inc.
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
3
States / cities
Miami, Florida
Conditions
COVID, Covid-19, Corona Virus Infection, Coronavirus Infection, Coronavirus-19, SARS-CoV2, SARS-CoV Infection
Interventions
Ivermectin, Doxycycline Hcl, Zinc, Vitamin D3, Vitamin C
Drug · Dietary Supplement
Lead sponsor
ProgenaBiome
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Ventura, California
Conditions
COVID-19, Viral Respiratory Illnesses
Interventions
Nitazoxanide, Placebo, Vitamin Super B-Complex
Drug · Dietary Supplement
Lead sponsor
Romark Laboratories L.C.
Industry
Eligibility
18 Years to 120 Years
Enrollment
1,407 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
26
States / cities
Hot Springs, Arkansas • Huntington Beach, California • Long Beach, California + 21 more
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Phase 3 Study of S-217622 in Prevention of Symptomatic SARS-CoV-2 Infection

NCT05897541
Conditions
SARS-CoV-2 Infection
Interventions
S-217622, Placebo
Drug
Lead sponsor
Shionogi
Industry
Eligibility
Not listed
Enrollment
3,701 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
95
States / cities
Birmingham, Alabama • Cullman, Alabama • Phoenix, Arizona + 60 more
Conditions
SARS-CoV-2 Infection, COVID-19
Interventions
BNT162b2
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
18 Years to 55 Years
Enrollment
629 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
21
States / cities
Anaheim, California • Walnut Creek, California • Hialeah, Florida + 16 more
Conditions
SARS-CoV-2
Interventions
Not listed
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,501 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
San Mateo, California
Conditions
COVID-19
Interventions
Testing Done Simple SARS CoV-2 Antigen Test
Diagnostic Test
Lead sponsor
Testing Done Simple
Industry
Eligibility
18 Years and older
Enrollment
171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
Queens, New York
Conditions
Long COVID
Interventions
Acute Placebo Visit, Acute Progressive Carbon Dioxide, Acute Intermittent Hypoxia, Training: Progressive Carbon Dioxide Ramping, Training: Intermittent Hypoxic Exposure, Training: Placebo Control
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Scottsdale, Arizona
Conditions
COVID, Covid-19, Corona Virus Infection, Sars-CoV2, Coronavirus-19, SARS Pneumonia, SARS-Associated Coronavirus as Cause of Disease Classified Elsewhere
Interventions
ResCure™
Biological
Lead sponsor
ProgenaBiome
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Ventura, California
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
SARS-CoV-2, Hypoxia, ARDS
Interventions
Dapsone 100 MG
Drug
Lead sponsor
Hunt Regional Medical Center
Other
Eligibility
18 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Greenville, Texas
Conditions
Immunocompromised, Immunosuppressed, Covid-19, SARS-COV-2, SARS-COV-2 Infection, Breakthrough Infection
Interventions
BNT162b2 (Tozinameran)
Biological
Lead sponsor
Pfizer
Industry
Eligibility
12 Years and older
Enrollment
1,277,747 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
New York, New York
Conditions
COVID-19, Kidney Transplant
Interventions
Sanofi-GSK monovalent (B.1.351) CoV2 preS dTM-AS03 COVID-19 vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
6
States / cities
San Diego, California • San Francisco, California • Atlanta, Georgia + 3 more
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
COVID-19
Interventions
Placebo, Ruxolitinib
Drug
Lead sponsor
Incyte Corporation
Industry
Eligibility
12 Years and older
Enrollment
211 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
35
States / cities
Scottsdale, Arizona • San Diego, California • Washington D.C., District of Columbia + 29 more
Conditions
Post-Acute COVID-19 Syndrome, Fatigue
Interventions
Dietary intervention to mitigate Post-Acute COVID-19 Syndrome, Attention Control
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
50 Years to 94 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Completed No phase listed Observational Accepts healthy volunteers

Understanding Immunity to SARS-CoV-2, the Coronavirus Causing COVID-19

NCT04373148
Conditions
Coronavirus
Interventions
There is no intervention
Other
Lead sponsor
Stanford University
Other
Eligibility
2 Years and older
Enrollment
316 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
2
States / cities
Pleasanton, California • Stanford, California
Conditions
COVID-19
Interventions
ChAdV68-S, ChAdV68-S-TCE, SAM-LNP-S, SAM-LNP-S-TCE, Sodium Chloride, 0.9%
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 99 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
4
States / cities
Decatur, Georgia • St Louis, Missouri • Houston, Texas + 1 more
Completed No phase listed Observational Accepts healthy volunteers

Multisite Observational Maternal and Infant Study for COVID-19

NCT05031468
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
Recruiting No phase listed Observational Accepts healthy volunteers

Cognitive-Sensorimotor Function in Long-COVID

NCT06850350
Conditions
Post-acute Sequelae of SARS-CoV-2 Infection
Interventions
Not listed
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
136 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Covid19
Interventions
Famotidine, N-Acetyl cysteine
Drug
Lead sponsor
Prisma Health-Upstate
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
3
States / cities
Easley, South Carolina • Greenville, South Carolina • Greer, South Carolina