Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 21, 2026, 3:38 PM EDT

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Showing 241–264 of 2,054 matching trials from the live ClinicalTrials.gov search.
Terminated Not applicable Interventional Accepts healthy volunteers

Pilot Study for PET/MR Imaging of Covid-19

NCT04954248
Conditions
Brain Diseases, Covid19
Interventions
Injected radiotracer with PET Insert
Diagnostic Test
Lead sponsor
Stanford University
Other
Eligibility
21 Years and older
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Palo Alto, California
Conditions
COVID-19
Interventions
nirmatrelvir, ritonavir, placebo for nirmatrelvir
Drug
Lead sponsor
Pfizer
Industry
Eligibility
12 Years and older
Enrollment
436 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
67
States / cities
Mesa, Arizona • Phoenix, Arizona • Surprise, Arizona + 47 more
Conditions
COVID-19
Interventions
Hydroxychloroquine, Placebo
Drug
Lead sponsor
WellStar Health System
Other
Eligibility
18 Years and older
Enrollment
700 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Marietta, Georgia
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, COVID-19, SARS-CoV-2, SARS (Severe Acute Respiratory Syndrome)
Interventions
Hyperimmune immunoglobulin to SARS-CoV-2 (hIVIG), Placebo, Remdesivir
Biological · Other · Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
593 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
18
States / cities
Colorado Springs, Colorado • Lakewood, Colorado • Westminster, Colorado + 13 more
Conditions
COVID-19
Interventions
nirmatrelvir, ritonavir
Drug
Lead sponsor
Pfizer
Industry
Eligibility
0 Years to 17 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
50
States / cities
Phoenix, Arizona • Los Angeles, California • Washington D.C., District of Columbia + 32 more
Completed Not applicable Interventional Accepts healthy volunteers

The Get Outside Study

NCT04685681
Conditions
Covid19, Risk Reduction, Stress, Sleep
Interventions
Hiking challenge, Activity list
Behavioral · Other
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Buffalo, New York
Conditions
COVID-19, SARS-CoV-2 Infection
Interventions
Positive for SARS-CoV-2 infection
Diagnostic Test
Lead sponsor
Prisma Health-Upstate
Other
Eligibility
18 Years and older · Female only
Enrollment
68 participants
Timeline
2020 – 2022
U.S. locations
1
States / cities
Greenville, South Carolina
Completed Not applicable Interventional Accepts healthy volunteers Results available

VAX-MOM COVID-19: Increasing Maternal COVID-19 Vaccination

NCT05570630
Conditions
Immunization; Infection, Pregnancy Related, COVID-19
Interventions
VAX-MOM COVID-19 Intervention, Standard of Care
Behavioral · Other
Lead sponsor
University of Rochester
Other
Eligibility
Female only
Enrollment
6,911 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Rochester, New York
Conditions
Vaccine Preventable Disease
Interventions
COVID-19 Vaccination
Biological
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
71 participants
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Post-Viral Fatigue Syndrome, Post-Viral Disorder (Disorder), Covid19
Interventions
Ruconest
Drug
Lead sponsor
IMMUNOe Research Centers
Industry
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Centennial, Colorado
Conditions
COVID-19
Interventions
Atorvastatin
Drug
Lead sponsor
Mount Auburn Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Cambridge, Massachusetts
Conditions
SARS-CoV-2, Influenza A, Influenza B, COVID-19
Interventions
LumiraDx SARS-CoV-2 Ag Ultra, LumiraDx SARS-CoV-2 & Flu A/B
Diagnostic Test
Lead sponsor
LumiraDx UK Limited
Industry
Eligibility
Not listed
Enrollment
716 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
10
States / cities
Garden Grove, California • Lomita, California • DeLand, Florida + 6 more
Conditions
COVID-19
Interventions
ALG-097558
Drug
Lead sponsor
Aligos Therapeutics
Industry
Eligibility
18 Years to 75 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
2
States / cities
Miami, Florida • Orlando, Florida
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Hydroxychloroquine for COVID-19 Post-exposure Prophylaxis (PEP)

NCT04328961
Conditions
COVID-19, Corona Virus Infection, SARS (Severe Acute Respiratory Syndrome), SARS-CoV-2
Interventions
Hydroxychloroquine Sulfate, Ascorbic Acid
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 80 Years
Enrollment
943 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
8
States / cities
Los Angeles, California • New Orleans, Louisiana • Baltimore, Maryland + 4 more
Conditions
Respiratory Distress Syndrome, Adult, Sars-CoV2
Interventions
Hypothermia, Neuromuscular Blocking Agents, Standard of Care
Device · Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Covid19
Interventions
Hyperbaric Oxygen Therapy (HBOT)
Device
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
3
States / cities
Bozeman, Montana • Mineola, New York • Portland, Oregon
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
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
Anosmia
Interventions
Budesonide, High-Concentration Essential Oil, Placebo, Low-Concentration Essential Oil
Drug · Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
ARDS, Covid19, Acute Hypoxemic Respiratory Failure
Interventions
Prolonged Proned Positioning, Traditional Proning Arm
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 99 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Completed No phase listed Observational Accepts healthy volunteers

COVID Card Pilot Study to Detect Antibodies to SARS-CoV-2

NCT05196932
Conditions
COVID-19, SARS-CoV2 Infection
Interventions
Novel point-of-care, semi-quantitative test for SARS-CoV-2 antibodies
Device
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers Results available

Examining How a Text Message-based Educational Intervention Influences COVID-19 Testing

NCT07074171
Conditions
COVID-19 Testing Behaviors
Interventions
Text message-based education intervention, Historical Control
Behavioral · Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 89 Years
Enrollment
384 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
3
States / cities
Brownsville, Texas • Houston, Texas • Tyler, Texas
Conditions
COVID, Disseminated Intravascular Coagulation, Coagulation Disorder
Interventions
Quantra System
Diagnostic Test
Lead sponsor
HemoSonics LLC
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
El Paso, Texas