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ClinicalTrials.gov public records Last synced Nov 3, 2026, 5:23 AM EST

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

Showing 73–96 of 2,350 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Covid 19 Clear all
Withdrawn Not applicable Interventional

Hyperbaric Oxygen Therapy (HBOT) as a Treatment for COVID-19 (COVID-19) Infection

NCT04343183
View directory record Official record
Conditions
COVID-19
Interventions
Hyperbaric Oxygen Therapy
Device
Lead sponsor
Ochsner Health System
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Apr 12, 2023 · Synced Nov 3, 2026, 5:23 AM EST
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study on the Immune Response and Safety of a Vaccine Against Respiratory Syncytial Virus (RSV) When Given Alone and Together With a COVID-19 mRNA Vaccine in Adults Aged 50 Years and Above

NCT06374394
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections
Interventions
RSVPreF3 OA investigational vaccine, COVID-19 mRNA vaccine
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years and older
Enrollment
841 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
8
States / cities
Coral Gables, Florida • Savannah, Georgia • Evansville, Indiana + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 26, 2025 · Synced Nov 3, 2026, 5:23 AM EST
Completed Phase 1 Interventional Results available

A Study of LY3819253 (LY-CoV555) in Participants Hospitalized for COVID-19

NCT04411628
View directory record Official record
Conditions
COVID-19
Interventions
LY3819253, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 75 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
11
States / cities
Los Angeles, California • San Diego, California • Atlanta, Georgia + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 12, 2021 · Synced Nov 3, 2026, 5:23 AM EST
Completed No phase listed Observational Accepts healthy volunteers

Post-marketing Safety of Elasomeran/Davesomeran and Andusomeran

NCT06130345
View directory record Official record
Conditions
SARS-CoV-2
Interventions
SPIKEVAX
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
Not listed
Enrollment
15,196,685 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 19, 2024 · Synced Nov 3, 2026, 5:23 AM EST
Not listed No phase listed Observational

Evaluation of the Clinical Impact of Corticosteroid Duration on SARS-CoV-2 (COVID-19 WHO)

NCT05595031
View directory record Official record
Conditions
Covid 19
Interventions
Not listed
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 26, 2022 · Synced Nov 3, 2026, 5:23 AM EST
Recruiting No phase listed Observational Accepts healthy volunteers

Collection of SARS CoV-2 (COVID-19) Virus Secretions and Serum for Countermeasure Development

NCT04956445
View directory record Official record
Conditions
Covid19
Interventions
Not listed
Lead sponsor
Tulane University
Other
Eligibility
6 Months to 120 Years
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
2
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced Nov 3, 2026, 5:23 AM EST
Completed Phase 3 Interventional Results available

Phase III Study of AZD7442 for Treatment of COVID-19 in Outpatient Adults

NCT04723394
View directory record Official record
Conditions
COVID-19
Interventions
AZD7442, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
910 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
24
States / cities
Jasper, Alabama • Tucson, Arizona • Long Beach, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 5, 2023 · Synced Nov 3, 2026, 5:23 AM EST
Not listed No phase listed Observational

Change in Antibody Levels Following SARS-CoV-2 (Covid-19) Vaccinations

NCT04944095
View directory record Official record
Conditions
Covid-19, Subjects Vaccinated Against Covid-19
Interventions
Change in SARS-CoV-2 Antibody Levels
Other
Lead sponsor
Dr. Sidney J. Stohs
Other
Eligibility
55 Years and older
Enrollment
10,000 participants
Timeline
2021 – 2024
U.S. locations
1
States / cities
Southlake, Texas
Source: ClinicalTrials.gov public record
Updated Aug 29, 2022 · Synced Nov 3, 2026, 5:23 AM EST
Not listed No phase listed Observational

Global Assessment of Acute and Chronic Kidney Disease Incidence and Outcomes in Patients With COVID-19 Infection

NCT04491227
View directory record Official record
Conditions
Covid19, AKI, CKD, ESRD, Transplant;Failure,Kidney
Interventions
Not listed
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
5
States / cities
Birmingham, Alabama • San Diego, California • Aurora, Colorado + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2020 · Synced Nov 3, 2026, 5:23 AM EST
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 Vaccine Response in Treated MS Patients

NCT05060354
View directory record Official record
Conditions
Multiple Sclerosis, Healthy
Interventions
Blood draw
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
159 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 25, 2024 · Synced Nov 3, 2026, 5:23 AM EST
Completed No phase listed Observational

Intranasal Lavage With Hypochlorous Acid Safely Reduces the Symptoms in the Ambulatory Patient With COVID-19.

NCT05950295
View directory record Official record
Conditions
COVID-19
Interventions
Intranasal lavage with hypochlorous acid solution
Other
Lead sponsor
Monique Lisa Abner
Other
Eligibility
18 Years and older
Enrollment
88 participants
Timeline
2020 – 2021
U.S. locations
1
States / cities
Reading, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 18, 2023 · Synced Nov 3, 2026, 5:23 AM EST
Completed Phase 2 Interventional Results available

A Study of LAM-002A for the Prevention of Progression of COVID-19

NCT04446377
View directory record Official record
Conditions
COVID-19 Disease
Interventions
Apilimod Dimesylate Capsule, Placebo
Drug · Other
Lead sponsor
IRulya Therapeutics Inc.
Industry
Eligibility
18 Years and older
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 8, 2023 · Synced Nov 3, 2026, 5:23 AM EST
Completed No phase listed Observational Accepts healthy volunteers

Scripps-eMed Covid-19 Study: A Prospective Monitoring Study for Those Individuals Treated With Paxlovid

NCT05618600
View directory record Official record
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
Scripps Translational Science Institute
Other
Eligibility
18 Years and older
Enrollment
917 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 24, 2026 · Synced Nov 3, 2026, 5:23 AM EST
Completed Phase 3 Interventional

Measurement of Viral Load Reduction in the Oral Cavity After a Regimental Use of OC Toothpaste Products

NCT04864925
View directory record Official record
Conditions
Covid19
Interventions
Colgate Total Clean Mint, Tom's Botanically Bright Peppermint
Drug
Lead sponsor
Colgate Palmolive
Industry
Eligibility
18 Years to 64 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 18, 2022 · Synced Nov 3, 2026, 5:23 AM EST
Not listed Not applicable Interventional Accepts healthy volunteers

Physical Rehabilitation of COVID-19 Survivors by Heat Therapy

NCT04673318
View directory record Official record
Conditions
Covid19, Physical Disability
Interventions
heat therapy, exercise training
Behavioral
Lead sponsor
University of Massachusetts, Amherst
Other
Eligibility
55 Years to 85 Years
Enrollment
87 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Amherst, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 28, 2021 · Synced Nov 3, 2026, 5:23 AM EST
Completed Phase 2 Interventional Results available

The Use of PUL-042 Inhalation Solution to Reduce the Severity of COVID-19 in Adults Positive for SARS-CoV-2 Infection

NCT04312997
View directory record Official record
Conditions
COVID-19
Interventions
PUL-042 Inhalation Solution, Placebo
Drug
Lead sponsor
Pulmotect, Inc.
Industry
Eligibility
18 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
11
States / cities
Orange, California • San Bernardino, California • Coral Gables, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 18, 2023 · Synced Nov 3, 2026, 5:23 AM EST
Completed Not applicable Interventional Results available

Dulce Digital-COVID Aware (DD-CA) Discharge Texting Platform for US/Mexico Border Hispanics With Diabetes + COVID-19

NCT04591015
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Covid19
Interventions
Hospital: DD-CA, Hospital: Usual Care (UC)
Behavioral
Lead sponsor
Scripps Whittier Diabetes Institute
Other
Eligibility
18 Years and older
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chula Vista, California
Source: ClinicalTrials.gov public record
Updated Jun 18, 2025 · Synced Nov 3, 2026, 5:23 AM EST
Completed Phase 2 Interventional Results available

Nitrite Supplementation in Long COVID Patients

NCT05618574
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Nov 3, 2026, 5:23 AM EST
Terminated No phase listed Observational

A Study to Evaluate Rapid Throughput Screening for Human COVID-19 Infection

NCT04725097
View directory record Official record
Conditions
Covid19
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 89 Years
Enrollment
2,821 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
6
States / cities
Phoenix, Arizona • Jacksonville, Florida • Shreveport, Louisiana + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 9, 2021 · Synced Nov 3, 2026, 5:23 AM EST
Completed No phase listed Observational

Hospital COVID-19 Surge and Associated Mortality Risk

NCT04688372
View directory record Official record
Conditions
Volume Outcome Relationship Among COVID-19 Inpatients in US Hospitals
Interventions
Surge Index
Other
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years and older
Enrollment
144,116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 6, 2021 · Synced Nov 3, 2026, 5:23 AM EST
Recruiting Phase 1 Interventional Accepts healthy volunteers

PET Imaging of Cyclooxygenase-1 in Participants With Neurological Manifestations of Post-Acute Sequelae of SARS-CoV-2 Infection (PASC)

NCT06920628
View directory record Official record
Conditions
Long COVID, Post Acute Sequelae of COVID-19
Interventions
11C-PS13
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Nov 3, 2026, 5:23 AM EST
Completed No phase listed Observational

Chronic Lung Disease and COVID-19: Understanding Severity, Recovery and Rehabilitation Needs

NCT04628039
View directory record Official record
Conditions
COVID-19, Chronic Lung Diseases
Interventions
Not listed
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
622 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
2
States / cities
Ann Arbor, Michigan • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Nov 3, 2026, 5:23 AM EST
Terminated Phase 2Phase 3 Interventional Results available

Efficacy and Safety of BIO101 in the Prevention of Respiratory Deterioration in Hospitalized COVID-19 Patients

NCT04472728
View directory record Official record
Conditions
Covid-19, SARS-CoV2
Interventions
BIO101, Placebo
Drug
Lead sponsor
Biophytis
Industry
Eligibility
45 Years and older
Enrollment
238 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
6
States / cities
Phoenix, Arizona • Irvine, California • Natchitoches, Louisiana + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Nov 3, 2026, 5:23 AM EST
Completed Not applicable Interventional Results available

Improving COVID-19 Vaccine Uptake Among Black and Latino Youth

NCT05293392
View directory record Official record
Conditions
COVID-19
Interventions
Culturally-Tailored COVID-19 Vaccine Uptake Intervention, Standard Care
Behavioral
Lead sponsor
Nemours Children's Health System
Other
Eligibility
Not listed
Enrollment
5,792 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Wilmington, Delaware
Source: ClinicalTrials.gov public record
Updated Sep 28, 2023 · Synced Nov 3, 2026, 5:23 AM EST