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ClinicalTrials.gov public records Last synced Oct 20, 2026, 5:31 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 97–120 of 1,207 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: COVID Clear all
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of the AudibleHealth Dx AI/ML-Based Dx SaMD Using FCV-SDS in the Diagnosis of COVID-19 Illness: Clinical Validation

NCT05364268
View directory record Official record
Conditions
2019 Novel Coronavirus Disease, 2019 Novel Coronavirus Infection, 2019-nCoV Disease, COVID-19 Pandemic, COVID-19 Virus Disease, COVID-19 Virus Infection, Coronavirus Disease 2019, Coronavirus Disease-19, SARS-CoV-2 Infection
Interventions
Diagnostic Test: Diagnostic Software as Medical Device
Device
Lead sponsor
AudibleHealth AI, Inc.
Industry
Eligibility
18 Years to 100 Years
Enrollment
514 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Sunrise, Florida
Source: ClinicalTrials.gov public record
Updated Jul 20, 2022 · Synced Oct 20, 2026, 5:31 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Ventilatory and Perfusion Abnormalities in Individuals With Post-Acute Sequelae of SARS-CoV-2 Infection

NCT05866952
View directory record Official record
Conditions
Post-Acute COVID-19, Post COVID-19 Condition, Post Viral Fatigue, Dyspnea
Interventions
Computed Tomography of the Chest
Diagnostic Test
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years to 99 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 20, 2025 · Synced Oct 20, 2026, 5:31 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Vaccine Observation to Include All Communities for Equitable Science

NCT04770649
View directory record Official record
Conditions
Vaccine Response Impaired, Vaccine Adverse Reaction
Interventions
COVID-19 vaccine
Biological
Lead sponsor
Persephone Biosciences
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 5, 2024 · Synced Oct 20, 2026, 5:31 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase 1 Study to Assess the Safety and Immunogenicity of JCXH-221, an MRNA-based Broadly Protective COVID-19 Vaccine

NCT05743335
View directory record Official record
Conditions
COVID-19, Infectious Disease
Interventions
JCXH-221, Placebo
Biological · Other
Lead sponsor
Immorna Biotherapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
4
States / cities
Hallandale, Florida • Savannah, Georgia • Lincoln, Nebraska + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 20, 2026, 5:31 PM EDT
Completed No phase listed Observational

Acceptability of a COVID-19 Vaccine Among US Adults Over Two Time Periods

NCT04703790
View directory record Official record
Conditions
Covid19, Vaccine Acceptability
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
1,208 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 23, 2023 · Synced Oct 20, 2026, 5:31 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Conversational Agent Vaccine Promotion RCT

NCT04884750
View directory record Official record
Conditions
Pandemics
Interventions
ECA-ACE Vaccination Promotion Intervention
Behavioral
Lead sponsor
Northeastern University
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 22, 2023 · Synced Oct 20, 2026, 5:31 PM EDT
Terminated Not applicable Interventional Results available

Study Assessing Vagus Nerve Stimulation in CoViD-19 Respiratory Symptoms

NCT04382391
View directory record Official record
Conditions
COVID, Corona Virus Infection, Respiratory Failure, Respiratory Distress Syndrome, Adult, ARDS, Human, SARS (Severe Acute Respiratory Syndrome)
Interventions
gammaCore® Sapphire (non-invasive vagus nerve stimulator), Standard of care therapies
Device · Other
Lead sponsor
Allegheny Singer Research Institute (also known as Allegheny Health Network Research Institute)
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 1, 2024 · Synced Oct 20, 2026, 5:31 PM EDT
Completed Not applicable Interventional

Restoring Energy With Sub-symptom Threshold Optimized Rehabilitation Exercise for Long COVID

NCT06172803
View directory record Official record
Conditions
Long Covid19, Exercise Intolerance, Riboflavin-Responsive
Interventions
Restoring Energy with Sub-symptom Threshold Aerobic Rehabilitation Exercise, Light Stretching/Breathing Exercises
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 70 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 6, 2024 · Synced Oct 20, 2026, 5:31 PM EDT
Withdrawn Phase 2 Interventional

A Study of Amantadine for Cognitive Dysfunction in Patients With Long-Covid

NCT06234462
View directory record Official record
Conditions
Long COVID, Post-Acute COVID-19 Syndrome
Interventions
Amantadine, Physical, Occupational, Speech Therapy, Provider Counseling, Medications for symptoms management
Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
20 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 26, 2025 · Synced Oct 20, 2026, 5:31 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

COVID-19 Molecular OTC At Home Test

NCT05704803
View directory record Official record
Conditions
COVID-19 Pandemic
Interventions
Diagnostic Test: IN Vitro
Diagnostic Test
Lead sponsor
3EO Health
Industry
Eligibility
2 Years and older
Enrollment
202 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
4
States / cities
Miami, Florida • Humble, Texas • Kingwood, Texas
Source: ClinicalTrials.gov public record
Updated Sep 28, 2023 · Synced Oct 20, 2026, 5:31 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 Related Health and Infection Control Practices Among Dentists

NCT04423770
View directory record Official record
Conditions
Severe Acute Respiratory Syndrome Coronavirus 2
Interventions
No intervention
Other
Lead sponsor
American Dental Association
Other
Eligibility
18 Years and older
Enrollment
2,196 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 22, 2021 · Synced Oct 20, 2026, 5:31 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

COVID-19: Human Epidemiology and Response to SARS-CoV-2

NCT04375761
View directory record Official record
Conditions
Coronavirus Disease 2019 (COVID-19), SARS-CoV-2
Interventions
Collection of Biological Samples, Symptom and Exposure Surveys
Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
5,599 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
20
States / cities
Aurora, Colorado • Washington D.C., District of Columbia • Chicago, Illinois + 8 more
Source: ClinicalTrials.gov public record
Updated Aug 6, 2025 · Synced Oct 20, 2026, 5:31 PM EDT
Completed Phase 2 Interventional Results available

Dipyridamole to Prevent Coronavirus Exacerbation of Respiratory Status (DICER) in COVID-19

NCT04391179
View directory record Official record
Conditions
COVID, Corona Virus Infection, Covid-19, SARS-CoV-2 Infection
Interventions
Dipyridamole 100 Milligram(mg), Placebo oral tablet
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 24, 2022 · Synced Oct 20, 2026, 5:31 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

You and Me COVID Free

NCT05212883
View directory record Official record
Conditions
COVID-19
Interventions
Behavioral questionaires
Behavioral
Lead sponsor
Duke University
Other
Eligibility
12 Years and older
Enrollment
2,778 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Merced, California
Source: ClinicalTrials.gov public record
Updated Jun 6, 2023 · Synced Oct 20, 2026, 5:31 PM EDT
Not listed No phase listed Observational

Genetic Mechanisms Underlying SARS-CoV-2 Infection and the Impact of COVID-19 on Cognitive Function

NCT04506229
View directory record Official record
Conditions
Covid19
Interventions
Whole exome sequencing
Genetic
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Aug 27, 2020 · Synced Oct 20, 2026, 5:31 PM EDT
Completed No phase listed Observational

Northern Colorado COVID-19 Biobank

NCT04603677
View directory record Official record
Conditions
Covid19
Interventions
Not listed
Lead sponsor
Colorado State University
Other
Eligibility
18 Years and older
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
4
States / cities
Fort Collins, Colorado • Greeley, Colorado • Loveland, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 21, 2023 · Synced Oct 20, 2026, 5:31 PM EDT
Completed No phase listed Observational

Behavior, Environment And Treatments for Covid-19

NCT04321811
View directory record Official record
Conditions
Coronavirus
Interventions
Observation of patients with known, suspected, or at risk for COVID-19 infection
Other
Lead sponsor
xCures
Industry
Eligibility
18 Years and older
Enrollment
5,000 participants
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 14, 2022 · Synced Oct 20, 2026, 5:31 PM EDT
Completed Phase 3 Interventional Results available

Randomized Open Investigation Determining Steroid Dose

NCT04834375
View directory record Official record
Conditions
Covid19
Interventions
Weight-based dexamethasone dose
Drug
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Hyde Park, New York
Source: ClinicalTrials.gov public record
Updated Jul 20, 2023 · Synced Oct 20, 2026, 5:31 PM EDT
Recruiting Not applicable Interventional

Acupuncture and Chinese Herbal Medicine for Long COVID

NCT07285707
View directory record Official record
Conditions
Long COVID
Interventions
Acupuncture
Procedure
Lead sponsor
Southern California University of Health Sciences
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Whittier, California
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 20, 2026, 5:31 PM EDT
Completed No phase listed Observational

COVID EHR COHORT at the University of Wisconsin

NCT04506528
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 31, 2022 · Synced Oct 20, 2026, 5:31 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Study to Evaluate Safety and Immunogenicity of COVID-19 Vaccine in Children 6 Months to < 12 Years

NCT05468736
View directory record Official record
Conditions
COVID-19
Interventions
SARS-CoV-2 rS/Matrix-M1 Adjuvant (Initial Vaccination Period), Placebo
Biological · Other
Lead sponsor
Novavax
Industry
Eligibility
6 Months to 11 Years
Enrollment
3,600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
47
States / cities
Little Rock, Arkansas • Anaheim, California • Bellflower, California + 41 more
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Oct 20, 2026, 5:31 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Virtual Prospective Study Exploring Activity Trackers and COVID-19 Infections

NCT04623138
View directory record Official record
Conditions
Covid19, SARS-CoV Infection
Interventions
Not listed
Lead sponsor
Evidation Health
Industry
Eligibility
18 Years and older
Enrollment
847 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Mateo, California
Source: ClinicalTrials.gov public record
Updated Jan 11, 2022 · Synced Oct 20, 2026, 5:31 PM EDT
Completed No phase listed Observational

Genetics of COVID-19 Susceptibility and Manifestations

NCT04371432
View directory record Official record
Conditions
COVID-19, Coronavirus 2019
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
1 Month to 110 Years
Enrollment
721 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 20, 2026, 5:31 PM EDT