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Showing 1–24 of 2,331 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: COVID - 19 Clear all
Terminated Phase 1 Interventional Results available

Tregs for the Treatment of Acute Respiratory Distress Syndrome (ARDS) Associated With COVID-19 (regARDS)

NCT05027815
View directory record Official record
Conditions
Acute Respiratory Distress Syndrome Due to Disease Caused by 2019-nCoV
Interventions
Cryopreserved Ex Vivo Expanded Polyclonal CD4+CD127lo/-CD25+ T Regulatory Cells
Biological
Lead sponsor
Jeffrey Bluestone
Other
Eligibility
18 Years to 70 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 4, 2023 · Synced Jun 26, 2026, 1:05 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Clinical Validation of the Aptitude Medical Systems Metrix COVID-19 Test

NCT06744660
View directory record Official record
Conditions
COVID-19, COVID
Interventions
Aptitude Medical Systems Metrix COVID Test
Diagnostic Test
Lead sponsor
Aptitude Medical Systems
Industry
Eligibility
2 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
3
States / cities
Birmingham, Alabama • Madison, Alabama • Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Oct 1, 2025 · Synced Jun 26, 2026, 1:05 PM EDT
Withdrawn Phase 2 Interventional

Study to Evaluate a Single Dose of STI-2020 (COVI-AMG™) in Adults With Mild COVID-19 Symptoms

NCT04734860
View directory record Official record
Conditions
Covid19
Interventions
COVI-AMG, Placebo
Biological · Drug
Lead sponsor
Sorrento Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
4
States / cities
Garden Grove, California • Bradenton, Florida • Miami, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 24, 2022 · Synced Jun 26, 2026, 1:05 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Study to Investigate the Immunogenicity, Reactogenicity, and Safety of mRNA-1083 (Influenza and COVID-19) Vaccine in Adults ≥18 to <65 Years of Age

NCT06864143
View directory record Official record
Conditions
Influenza, SARS-CoV-2
Interventions
mRNA-1083 Composition 1 Dose A Lot A, mRNA-1083 Composition 1 Dose A Lot B, mRNA-1083 Composition 1 Dose B, mRNA-1083 Composition 1 Dose C, mRNA-1083 Composition 2 Dose A, mRNA-1083 Composition 2 Dose B, mRNA-1083 Composition 3 Dose A, mRNA-1083 Composition 3 Dose B, Influenza Vaccine, COVID-19 Vaccine, Investigational Influenza Vaccine, Investigational COVID-19 Vaccine Lot A, Investigational COVID-19 Vaccine Lot B
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
1,320 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
17
States / cities
Scottsdale, Arizona • San Diego, California • Stockbridge, Georgia + 13 more
Source: ClinicalTrials.gov public record
Updated Oct 19, 2025 · Synced Jun 26, 2026, 1:05 PM EDT
Active, not recruiting Phase 2 Interventional

The Long COVID Treatment Trial

NCT07128082
View directory record Official record
Conditions
Long COVID
Interventions
Tirzepatide, Placebo
Drug
Lead sponsor
Scripps Translational Science Institute
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced Jun 26, 2026, 1:05 PM EDT
Completed No phase listed Observational

Parental Perception of COVID-19 Vaccine in Technology Dependent Patients

NCT05084976
View directory record Official record
Conditions
Chronic Respiratory Failure, Tracheostomy Complication, Mechanical Ventilation Complication
Interventions
COVID 19 vaccine counseling
Behavioral
Lead sponsor
Northwell Health
Other
Eligibility
Up to 21 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Lake Success, New York
Source: ClinicalTrials.gov public record
Updated Jul 17, 2022 · Synced Jun 26, 2026, 1:05 PM EDT
Enrolling by invitation Phase 2 Interventional

DMSO Dual-Route Therapy for Refractory Tinnitus in Long-COVID and Post-COVID-19 Vaccine Injury

NCT07567274
View directory record Official record
Conditions
Tinnitus
Interventions
DMSO-based otic solution with betahistine, dexamethasone, and lidocaine, DMSO-based transdermal cream with levocarnitine and N-acetylcysteine
Drug
Lead sponsor
Leading Edge Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Ithaca, New York
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Jun 26, 2026, 1:05 PM EDT
Completed No phase listed Observational

imPulse™ Una Full-spectrum, Over Clothing E-stethoscope

NCT04556149
View directory record Official record
Conditions
Corona Virus Infection, Coronavirus
Interventions
imPulse™ Una e-stethoscope, Philips Lumify Ultrasound System
Device
Lead sponsor
Level 42 AI, Inc.
Industry
Eligibility
18 Years to 90 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 20, 2020 · Synced Jun 26, 2026, 1:05 PM EDT
Completed Phase 2 Interventional Results available

Single-Blind Study of a Single Dose of Peginterferon Lambda-1a Compared With Placebo in Outpatients With Mild COVID-19

NCT04331899
View directory record Official record
Conditions
COVID-19
Interventions
Peginterferon Lambda-1a, Placebo
Drug · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 75 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Nov 29, 2021 · Synced Jun 26, 2026, 1:05 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Study to Assess Adverse Events and How Oral ABBV-990 Moves Through the Body of Adult Healthy Participants

NCT05475821
View directory record Official record
Conditions
Healthy Volunteers
Interventions
ABBV-990, Placebo for ABBV-990
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Grayslake, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 26, 2022 · Synced Jun 26, 2026, 1:05 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Mitoquinone/Mitoquinol Mesylate as Oral and Safe Postexposure Prophylaxis for Covid-19

NCT05886816
View directory record Official record
Conditions
SARS-CoV Infection, COVID-19
Interventions
Mitoquinone/mitoquinol mesylate, Placebo
Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Jun 26, 2026, 1:05 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A COVID-19 Study to Evaluate Safety and PK of COVID-HIG Administered Through IM, SC, or IV Routes to SARS-CoV-2 Uninfected Adults

NCT05142306
View directory record Official record
Conditions
SARS-CoV-2 Infection
Interventions
COVID-HIG
Biological
Lead sponsor
Emergent BioSolutions
Industry
Eligibility
18 Years to 59 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
2
States / cities
Miami, Florida • Springfield, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 7, 2025 · Synced Jun 26, 2026, 1:05 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Prognostic Models for COVID-19 Care

NCT04689711
View directory record Official record
Conditions
Covid19
Interventions
Not listed
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Boston, Massachusetts • Manhasset, New York
Source: ClinicalTrials.gov public record
Updated Jan 19, 2022 · Synced Jun 26, 2026, 1:05 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Tools for Wellbeing COVID-19 National Study of Undergraduate Students

NCT04414371
View directory record Official record
Conditions
Stress, Anxiety, Depression, Resilience, Wellbeing, Mood
Interventions
Yoga
Other
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 3, 2020 · Synced Jun 26, 2026, 1:05 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Study of Intranasal PIV5 COVID-19 Vaccine Expressing SARS-CoV-2 Spike Protein in Healthy Adults and Adolescents

NCT04954287
View directory record Official record
Conditions
Covid19
Interventions
CVXGA1 low dose, CVXGA1 high dose
Biological
Lead sponsor
CyanVac LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
4
States / cities
Bardstown, Kentucky • Rochester, New York • Cincinnati, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 6, 2024 · Synced Jun 26, 2026, 1:05 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Moderna COVID-19 Vaccine mRNA-1273 Observational Pregnancy Outcome Study

NCT04958304
View directory record Official record
Conditions
SARS-CoV-2
Interventions
Not listed
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 27, 2023 · Synced Jun 26, 2026, 1:05 PM EDT
Completed Phase 2 Interventional Results available

GLS-1027 for the Prevention of Severe Pneumonitis Caused by SARS-CoV-2 Infection (COVID-19)

NCT04590547
View directory record Official record
Conditions
Pneumonitis, SARS-CoV Infection
Interventions
GLS-1027, Placebo
Drug
Lead sponsor
GeneOne Life Science, Inc.
Industry
Eligibility
18 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Apr 10, 2025 · Synced Jun 26, 2026, 1:05 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Efficacy and Safety of COVID-19 Vaccine in Cancer Patients

NCT04865133
View directory record Official record
Conditions
COVID-19 Infection, Malignant Solid Neoplasm
Interventions
Biospecimen Collection, Electronic Health Record Review
Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
89 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 9, 2024 · Synced Jun 26, 2026, 1:05 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Vitamin D for COVID-19 Trial

NCT04536298
View directory record Official record
Conditions
COVID-19
Interventions
vitamin D, Placebo
Dietary Supplement
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
2,024 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 23, 2025 · Synced Jun 26, 2026, 1:05 PM EDT
Completed Phase 2 Interventional Results available

Double-blind Study to Evaluate the Safety and Efficacy of Antroquinonol in Mild-Moderate COVID-19 Hospitalized Patients

NCT04523181
View directory record Official record
Conditions
Covid-19
Interventions
Antroquinonol, Placebo
Drug · Other
Lead sponsor
Golden Biotechnology Corporation
Industry
Eligibility
18 Years to 80 Years
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
5
States / cities
Michigan City, Indiana • Wichita, Kansas • Rockville, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 12, 2023 · Synced Jun 26, 2026, 1:05 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Persuasion in Medicine: Experimental Evidence on Sender and Signal Effects

NCT04160975
View directory record Official record
Conditions
Flu, Human, Influenza, Human, Covid19
Interventions
Video about safety and effectiveness of adult seasonal flu vaccination
Behavioral
Lead sponsor
Harvard University
Other
Eligibility
18 Years to 51 Years · Male only
Enrollment
3,245 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 28, 2021 · Synced Jun 26, 2026, 1:05 PM EDT
Completed No phase listed Observational

Evaluation of the Labcorp COVID-19+Flu+RSV Test Home Collection Kit

NCT06008457
View directory record Official record
Conditions
COVID-19 Respiratory Infection, Influenza A, Influenza Type B, RSV Infection
Interventions
Labcorp COVID-19+Flu+RSV Test Home Collection Kit
Device
Lead sponsor
Sequenom, Inc.
Industry
Eligibility
2 Years to 89 Years
Enrollment
1,600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Pasadena, California
Source: ClinicalTrials.gov public record
Updated Jun 24, 2025 · Synced Jun 26, 2026, 1:05 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

MURDOCK Cabarrus County COVID-19 Prevalence and Immunity (C3PI) Study

NCT04424004
View directory record Official record
Conditions
COVID 19
Interventions
COVID-19 PCR and serology testing
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Kannapolis, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 3, 2022 · Synced Jun 26, 2026, 1:05 PM EDT
Suspended Phase 2Phase 3 Interventional Accepts healthy volunteers

CBD Oil for Reducing Emotional Impact of COVID-19

NCT04603781
View directory record Official record
Conditions
Anxiety Depression, Alcohol Abuse, Substance Abuse, Anger, Sleep Disturbance, Stress Reaction
Interventions
CBD Isolate, Full Spectrum CBD Oil, Broad-Spectrum CBD Oil, Placebo Oil
Dietary Supplement
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 70 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 21, 2023 · Synced Jun 26, 2026, 1:05 PM EDT