Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 15, 2026, 8:22 AM EDT

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Showing 385–408 of 2,013 matching trials from the live ClinicalTrials.gov search.
Conditions
Covid19, COVID-19 Pneumonia, COVID-19 Respiratory Infection, COVID-19 Acute Bronchitis, COVID-19 Acute Respiratory Distress Syndrome, COVID-19 Lower Respiratory Infection, SARS-CoV2 Infection, SARS-CoV-2 Acute Respiratory Disease
Interventions
No Intervention Used
Other
Lead sponsor
ProgenaBiome
Other
Eligibility
18 Months and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Ventura, California
Conditions
Corona Virus Infection, SARS-CoV Infection, Coronavirus
Interventions
Hydroxychloroquine, Placebo oral tablet
Drug
Lead sponsor
McGill University Health Centre/Research Institute of the McGill University Health Centre
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Frailty, Sarcopenia, COVID-19
Interventions
COVID Patients who Underwent pre-transplant frailty assessment (PFA) at MDMC
Behavioral
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years to 75 Years
Enrollment
208 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Completed Phase 2 Interventional Results available

Atovaquone for Treatment of COVID-19

NCT04456153
Conditions
COVID-19
Interventions
Experimental Group, Placebo Group
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Conditions
COVID-19
Interventions
Merimepodib, Matching Placebo, Remdesivir
Drug
Lead sponsor
ViralClear Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
10
States / cities
Phoenix, Arizona • Fort Lauderdale, Florida • Jacksonville, Florida + 6 more
Conditions
Long COVID, Long Covid19, Long Covid-19
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
1
States / cities
Durham, North Carolina
Conditions
Covid19
Interventions
PSC-04
Biological
Lead sponsor
Sorrento Therapeutics, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Fresno, California
Conditions
Acute Respiratory Distress Syndrome, Coronavirus, Hypoxic Respiratory Failure, Hypoxemic Respiratory Failure, Respiratory Complication, Respiratory Insufficiency, Cardiac Dysfunction, Pneumonia, Pulmonary Edema, Pulmonary Inflammation, Respiratory Failure, Cytokine Storm, COVID 19, SARS-CoV-2, Cardiac Event, Cardiac Complication, Cardiac Failure, Cardiac Infarct
Interventions
Pemziviptadil (PB1046), Low Dose (10 mg) Control
Drug
Lead sponsor
PhaseBio Pharmaceuticals Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
4
States / cities
Jacksonville, Florida • Sarasota, Florida • Kansas City, Kansas + 1 more
Conditions
COVID-19
Interventions
Convalescent Plasma, Best Supportive Care
Biological · Other
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Hackensack, New Jersey
Conditions
Influenza, COVID-19
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
3 Years and older
Enrollment
20,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2031
U.S. locations
2
States / cities
Bethesda, Maryland
Conditions
COVID-19
Interventions
Convalescent Plasma
Drug
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Albuquerque, New Mexico
Conditions
Covid19
Interventions
Placebo, Fisetin
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Covid19
Interventions
Text-Messaging (TM), Patient Navigation (PN)
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
65,300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
COVID-19, Cancer, Nicotine Dependence, Pulmonary Disease, Cardiovascular Diseases, Immunosuppression Disorders
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
0 Years and older
Enrollment
1,634,381 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
SARS-COV2, Severe Acute Respiratory Syndrome, COVID-19
Interventions
CT-V
Device
Lead sponsor
Corewell Health East
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Royal Oak, Michigan
Completed Phase 2 Interventional Results available

Nitrite Supplementation in Long COVID Patients

NCT05618574
Conditions
Long COVID, Cardiorespiratory Fitness
Interventions
140 ml per day of Beet-It nitrate beverage (James White Drinks Ltd., Ipswich, UK), 210 ml of nitrate-depleted placebo
Dietary Supplement
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Advanced Care Planning, Shared Decision Making, Video Decision Aids, Communication Skills, Advance Directives, Natural Language Processing, Covid19
Interventions
VitalTalk communication skills training, ACP Decisions Video Program, Intervention training:, Medical Record Review
Other
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
65 Years and older
Enrollment
42,019 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
New Hyde Park, New York
Conditions
COVID-19
Interventions
REGN10933+REGN10987 combination therapy, Placebo
Drug
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
2,252 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
96
States / cities
Birmingham, Alabama • Chandler, Arizona • Phoenix, Arizona + 70 more
Terminated Not applicable Interventional Accepts healthy volunteers

Nudges to Improve Health Behaviors That Limit COVID-19 Spread

NCT04379375
Conditions
Health Behavior, COVID-19
Interventions
Nudge
Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Conditions
COVID-19
Interventions
PF-07321332, Placebo for PF-07321332, Placebo for Ritonavir, Ritonavir
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
2,954 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
64
States / cities
Pelham, Alabama • Tucson, Arizona • Fullerton, California + 36 more
Conditions
SARS-CoV-2 Infection
Interventions
25 µg SpFN_1B-06-PL + ALFQ (QS21 Adjuvant), Sodium chloride, USP, for injection (0.9% NaCl), 50 µg SpFN_1B-06-PL + ALFQ (QS21 Adjuvant)
Biological · Drug
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 55 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Silver Spring, Maryland
Conditions
COVID-19, Vaccine Uptake
Interventions
Tough Talks COVID
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 29 Years
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Tallahassee, Florida
Completed No phase listed Observational Accepts healthy volunteers

Long-Term Experience and Health Effects of COVID-19

NCT04477902
Conditions
Covid19, Corona Virus Infection, Quality of Life, Risk Reduction
Interventions
none - observational
Other
Lead sponsor
Altura
Industry
Eligibility
18 Years to 100 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Mission Viejo, California
Conditions
COVID-19
Interventions
Phlebotomy
Diagnostic Test
Lead sponsor
LifeBridge Health
Other
Eligibility
3 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland