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ClinicalTrials.gov public records Last synced Oct 25, 2026, 10:26 AM EDT

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Showing 841–864 of 2,349 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Covid19 Clear all
Completed Phase 2 Interventional Results available

Treatment With Investigational Convalescent Plasma and Measure Antibody Levels in Patients Hospitalized With COVID-19

NCT04434131
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 8, 2023 · Synced Oct 25, 2026, 10:26 AM EDT
Completed Phase 2 Interventional Results available

Atovaquone for Treatment of COVID-19

NCT04456153
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 14, 2021 · Synced Oct 25, 2026, 10:26 AM EDT
Terminated Phase 2 Interventional Results available

Safety and Efficacy of Melatonin in Outpatients Infected With COVID-19

NCT04474483
View directory record Official record
Conditions
COVID-19
Interventions
Melatonin, Placebo (Methylcellulose) capsule
Drug · Other
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Feb 7, 2024 · Synced Oct 25, 2026, 10:26 AM EDT
Recruiting No phase listed Observational

Impact of COVID-19 Pandemic on Out-of-Pocket Costs, Lost Wages, and Unemployment in Patients With Breast Cancer Undergoing Breast Surgery

NCT04169542
View directory record Official record
Conditions
Breast Ductal Carcinoma In Situ, COVID-19 Infection, Hereditary Breast Carcinoma, Invasive Breast Carcinoma
Interventions
Questionnaire Administration
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
4
States / cities
Conroe, Texas • Houston, Texas • League City, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 25, 2026, 10:26 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

A Daily Coping Toolkit for Medical Personnel and First-Responders During COVID-19 Pandemic

NCT04398277
View directory record Official record
Conditions
Psychological Stress
Interventions
Daily Coping Toolkit
Behavioral
Lead sponsor
Kent State University
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
3
States / cities
Akron, Ohio • Kent, Ohio
Source: ClinicalTrials.gov public record
Updated May 21, 2020 · Synced Oct 25, 2026, 10:26 AM EDT
Completed Phase 1 Interventional Results available

COVID-19 Convalescent Plasma for the Treatment of Hospitalized Patients With Pneumonia Caused by SARS-CoV-2.

NCT04397757
View directory record Official record
Conditions
COVID-19
Interventions
COVID-19 Convalescent Plasma
Biological
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 19, 2022 · Synced Oct 25, 2026, 10:26 AM EDT
Withdrawn Phase 4 Interventional

Remotely-conducted Trial of Famotidine vs Placebo for Patients at Home With Coronavirus (COVID) of 2019 (COVID-19)

NCT04565392
View directory record Official record
Conditions
Covid19
Interventions
Famotidine 20 milligram tablet
Drug
Lead sponsor
drpykessupplements.com
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Fairfield, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 20, 2021 · Synced Oct 25, 2026, 10:26 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

CORVax12: SARS-CoV-2 Spike (S) Protein Plasmid DNA Vaccine Trial for COVID-19 (SARS-CoV-2)

NCT04627675
View directory record Official record
Conditions
SARS-CoV-2
Interventions
CORVax, IL-12 plasmid, Cliniporator
Drug · Device
Lead sponsor
Providence Health & Services
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 26, 2024 · Synced Oct 25, 2026, 10:26 AM EDT
Completed No phase listed Observational

Early Short Course Corticosteroids in COVID-19

NCT04374071
View directory record Official record
Conditions
COVID, Pneumonia, Viral
Interventions
Methylprednisolone
Drug
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated May 5, 2020 · Synced Oct 25, 2026, 10:26 AM EDT
Completed No phase listed Observational

Dornase Alfa Administered to Patients With COVID-19 (DACOVID)

NCT04387786
View directory record Official record
Conditions
COVID-19, Mechanical Ventilation
Interventions
Dornase Alfa
Drug
Lead sponsor
Feinstein Institute for Medical Research
Other
Eligibility
18 Years to 85 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Manhasset, New York
Source: ClinicalTrials.gov public record
Updated Nov 13, 2020 · Synced Oct 25, 2026, 10:26 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, Reactogenicity, and Immunogenicity Trial of STX-S SARS-CoV-2 Vaccine in Adults

NCT07095231
View directory record Official record
Conditions
COVID-19
Interventions
STX-S
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 64 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
3
States / cities
Rochester, New York • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 26, 2026 · Synced Oct 25, 2026, 10:26 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

Feasibility Pilot Clinical Trial of Omega-3 Supplement vs. Placebo for Post Covid-19 Recovery Among Health Care Workers

NCT05121766
View directory record Official record
Conditions
COVID-19
Interventions
Omega-3 (EPA+DHA), Placebo
Drug
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years to 89 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Edison, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 25, 2026, 10:26 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Analysis of Coronavirus Disease 19 (COVID-19) Convalescent Plasma

NCT04497779
View directory record Official record
Conditions
Asymptomatic COVID-19 Infection Laboratory-Confirmed, Symptomatic COVID-19 Infection Laboratory-Confirmed
Interventions
Biospecimen Collection, Diagnostic Laboratory Biomarker Analysis, Electronic Health Record Review, Questionnaire Administration
Procedure · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Dec 5, 2025 · Synced Oct 25, 2026, 10:26 AM EDT
No Longer Available No phase listed Expanded access

Expanded Access Study of Exebacase in COVID-19 Patients With Persistent MRSA Bacteremia

NCT04597242
View directory record Official record
Conditions
MRSA Bloodstream Infection, MRSA Bacteremia, MRSA Right-sided Endocarditis, Covid19
Interventions
Exebacase
Drug
Lead sponsor
ContraFect
Industry
Eligibility
18 Years and older
U.S. locations
2
States / cities
Butte, Montana • Toledo, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 31, 2022 · Synced Oct 25, 2026, 10:26 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study of Ad26.COV2.S for the Prevention of SARS-CoV-2-Mediated COVID-19 in Adult Participants

NCT04505722
View directory record Official record
Conditions
Participants With or Without Stable Co-morbidities Associated With Progression to Severe COVID-19 at Different Stages of the Protocol
Interventions
Ad26.COV2.S, Placebo
Biological · Other
Lead sponsor
Janssen Vaccines & Prevention B.V.
Industry
Eligibility
18 Years and older
Enrollment
44,325 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
117
States / cities
Birmingham, Alabama • Huntsville, Alabama • Glendale, Arizona + 77 more
Source: ClinicalTrials.gov public record
Updated Feb 4, 2025 · Synced Oct 25, 2026, 10:26 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Fluvoxamine for Long COVID-19

NCT05874037
View directory record Official record
Conditions
Long COVID
Interventions
Fluvoxamine
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
25 Years and older
Enrollment
191 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 25, 2026, 10:26 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Scaling Mental Healthcare in COVID-19 With Voice Biomarkers

NCT04510519
View directory record Official record
Conditions
Major Depressive Disorder, Generalized Anxiety
Interventions
Not listed
Lead sponsor
Kintsugi Mindful Wellness, Inc.
Industry
Eligibility
18 Years to 100 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Sep 30, 2022 · Synced Oct 25, 2026, 10:26 AM EDT
Completed Not applicable Interventional

Merging Yoga and Self-Management Skills for Symptoms of Long COVID

NCT05697042
View directory record Official record
Conditions
Long COVID
Interventions
MY-Skills for Long COVID
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 13, 2024 · Synced Oct 25, 2026, 10:26 AM EDT
Completed Early Phase 1 Interventional

A Study of Acute Respiratory Infections in Global Outpatient Setting

NCT05148780
View directory record Official record
Conditions
Acute Respiratory Infection
Interventions
Nasal Swab Sample
Diagnostic Test
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older
Enrollment
245 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
39
States / cities
Birmingham, Alabama • Guntersville, Alabama • Mesa, Arizona + 30 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Oct 25, 2026, 10:26 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Effects of Sodium Pyruvate Nasal Spray in COVID-19 Long Haulers.

NCT04871815
View directory record Official record
Conditions
Long COVID
Interventions
sodium pyruvate nasal spray
Drug
Lead sponsor
Cellular Sciences, inc.
Industry
Eligibility
18 Years to 40 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Springfield, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 9, 2022 · Synced Oct 25, 2026, 10:26 AM EDT
Withdrawn Phase 3 Interventional

Outpatient Use of Ivermectin in COVID-19

NCT04530474
View directory record Official record
Conditions
Covid19
Interventions
Ivermectin Pill, Placebo
Drug
Lead sponsor
Temple University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 9, 2026 · Synced Oct 25, 2026, 10:26 AM EDT
Terminated Phase 2 Interventional Results available

Evaluation of the Safety and Efficacy of Razuprotafib in Hospitalized Subjects With Coronavirus Disease 2019

NCT04511650
View directory record Official record
Conditions
COVID-19, Acute Respiratory Distress Syndrome (ARDS)
Interventions
Razuprotafib Subcutaneous Solution, Placebo Subcutaneous Solution
Drug
Lead sponsor
EyePoint Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
7
States / cities
Los Angeles, California • Orange, California • Washington D.C., District of Columbia + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2023 · Synced Oct 25, 2026, 10:26 AM EDT
Terminated Phase 1 Interventional

A Trial of NT-I7 in COVID-19 (SPESELPIS)

NCT04501796
View directory record Official record
Conditions
COVID-19
Interventions
Double-Blind NT-I7, Double-Blind Placebo
Drug
Lead sponsor
NeoImmuneTech
Industry
Eligibility
19 Years to 75 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
2
States / cities
Bethesda, Maryland • Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Jul 14, 2023 · Synced Oct 25, 2026, 10:26 AM EDT
Active, not recruiting No phase listed Observational

Post Acute Sequelae of COVID-19

NCT04964115
View directory record Official record
Conditions
Covid19, Sars-CoV-2 Infection, Dyspnea Caused by 2019-nCoV, COVID-19 Acute Respiratory Distress Syndrome, Pulmonary Fibrosis
Interventions
Cohort study
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Oct 25, 2026, 10:26 AM EDT