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ClinicalTrials.gov public records Last synced Oct 29, 2026, 2:34 AM EDT

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Showing 841–864 of 1,208 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: COVID Clear all
Terminated Phase 1 Interventional Results available

Stellate Ganglion Blockade in Corona Virus 2019 (COVID-19) Positive Patients

NCT04445337
View directory record Official record
Conditions
COVID 19, ARDS
Interventions
Stellate Ganglion Block
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 85 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Jan 20, 2025 · Synced Oct 29, 2026, 2:34 AM EDT
Completed Phase 2 Interventional Results available

Pilot Study of Ensifentrine or Placebo Delivered Via pMDI in Hospitalized Patients With COVID-19

NCT04527471
View directory record Official record
Conditions
Coronavirus Infection, Covid-19, SARS-CoV-2
Interventions
Ensifentrine Dose 1, Placebo pMDI
Drug
Lead sponsor
Verona Pharma Inc
Industry
Eligibility
18 Years to 80 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Sep 22, 2022 · Synced Oct 29, 2026, 2:34 AM EDT
Completed No phase listed Observational

WGS Analysis of COVID-19 Positive Patients

NCT04353401
View directory record Official record
Conditions
Coronavirus Infection, COVID-19
Interventions
Not listed
Lead sponsor
Vanda Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 22, 2024 · Synced Oct 29, 2026, 2:34 AM EDT
Completed Phase 2 Interventional Results available

COVID-19 Anosmia Study

NCT04495816
View directory record Official record
Conditions
Anosmia, Covid19
Interventions
Omega-3 Fatty Acid Supplement, Placebo/Control
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 23, 2023 · Synced Oct 29, 2026, 2:34 AM EDT
Terminated Phase 2 Interventional

Ultramicronized Palmitoylethanolamide (PEA) Treatment in Hospitalized Participants With COVID-19

NCT04619706
View directory record Official record
Conditions
COVID-19
Interventions
FSD201, Placebo, Standard of Care for Covid-19
Drug · Other
Lead sponsor
Quantum Biopharma
Industry
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
10
States / cities
Miami, Florida • St. Petersburg, Florida • Idaho Falls, Idaho + 6 more
Source: ClinicalTrials.gov public record
Updated Dec 5, 2022 · Synced Oct 29, 2026, 2:34 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 Community Research Partnership

NCT04342884
View directory record Official record
Conditions
Coronavirus, COVID
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
Not listed
Enrollment
61,410 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
11
States / cities
New Orleans, Louisiana • Baltimore, Maryland • Columbia, Maryland + 6 more
Source: ClinicalTrials.gov public record
Updated Mar 30, 2023 · Synced Oct 29, 2026, 2:34 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Rutgers COVID-19 Cohort Study

NCT04336215
View directory record Official record
Conditions
Coronavirus, SARS-CoV-2
Interventions
Non-Interventional
Other
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
20 Years and older
Enrollment
829 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
7
States / cities
New Brunswick, New Jersey • Newark, New Jersey • Piscataway, New Jersey
Source: ClinicalTrials.gov public record
Updated May 15, 2026 · Synced Oct 29, 2026, 2:34 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Immunogenicity and Safety of mRNA-1283 COVID-19 Vaccine Boosters

NCT05137236
View directory record Official record
Conditions
SARS-CoV-2
Interventions
mRNA-1283, mRNA-1283.211, mRNA-1273, mRNA-1283.529
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
540 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
17
States / cities
Phoenix, Arizona • Hollywood, Florida • Sunrise, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Jul 17, 2025 · Synced Oct 29, 2026, 2:34 AM EDT
Completed Not applicable Interventional Results available

COVID-19: Healthy Oregon (Oregon Saludable): Together We Can (Juntos Podemos)

NCT04793464
View directory record Official record
Conditions
Health Behavior, Health Care Utilization
Interventions
Promotores de Salud, Services as usual
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
3 Years and older
Enrollment
1,623 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated May 8, 2024 · Synced Oct 29, 2026, 2:34 AM EDT
Completed Phase 3 Interventional Results available

Adaptive COVID-19 Treatment Trial 4 (ACTT-4)

NCT04640168
View directory record Official record
Conditions
COVID-19
Interventions
Baricitinib, Dexamethasone, Placebo, Remdesivir
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 99 Years
Enrollment
1,010 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
61
States / cities
Birmingham, Alabama • Fresno, California • La Jolla, California + 50 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2022 · Synced Oct 29, 2026, 2:34 AM EDT
Completed Not applicable Interventional Results available

Use of Behavioral Economics in Repeat SARS-CoV-2 (COVID-19) Antibody Testing in Disadvantaged Communities

NCT04901624
View directory record Official record
Conditions
SARS-CoV-2
Interventions
Family Risk Messaging, Personal Risk Messaging, Loss Protection, Lottery Incentive
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
5 Years and older
Enrollment
2,164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 14, 2024 · Synced Oct 29, 2026, 2:34 AM EDT
Active, not recruiting Phase 2 Interventional

SARS-CoV-2 Vaccine (GEO-CM04S1) Versus mRNA SARS-COV-2 Vaccine in Patients With Blood Cancer

NCT04977024
View directory record Official record
Conditions
COVID-19 Infection, Hematopoietic and Lymphoid System Neoplasm, Leukemia, Lymphoma, Plasma Cell Myeloma
Interventions
COVID-19 Vaccine, Diagnostic Laboratory Biomarker Analysis, Synthetic MVA-based SARS-CoV-2 Vaccine GEO-CM04S1
Biological · Other
Lead sponsor
GeoVax, Inc.
Industry
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
6
States / cities
Duarte, California • Baltimore, Maryland • Worcester, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Oct 29, 2026, 2:34 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

COVID-19 Study to Evaluate Safety, Tolerability, and Efficacy of REGN14256+Imdevimab for the Treatment of COVID-19 Adult and Adolescent Patients Without Risk Factors for Progression to Severe Disease

NCT05081388
View directory record Official record
Conditions
SARS-CoV-2
Interventions
REGN14256, imdevimab, casirivimab + imdevimab, Placebo
Drug
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
12 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
28
States / cities
La Mesa, California • Long Beach, California • Mission Viejo, California + 19 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Oct 29, 2026, 2:34 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Investigate the PK, Safety, and Tolerability of Sotrovimab vs Placebo Administered IV or IM in Japanese and Caucasian Participants

NCT04988152
View directory record Official record
Conditions
Covid19
Interventions
sotrovimab, Placebo to Biologic
Biological · Other
Lead sponsor
Vir Biotechnology, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
2
States / cities
Anaheim, California • Glendale, California
Source: ClinicalTrials.gov public record
Updated Jun 7, 2024 · Synced Oct 29, 2026, 2:34 AM EDT
Withdrawn No phase listed Observational

Pathogenesis of BTK-mediated Hyper-Inflammatory Responses in COVID-19 (RESPOND)

NCT04394884
View directory record Official record
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
3
States / cities
Baltimore, Maryland • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 24, 2022 · Synced Oct 29, 2026, 2:34 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

A Study Assessing the Safety, Tolerability, Immunogenicity of COVID-19 Vaccine Candidate PRIME-2-CoV_Beta, Orf Virus Expressing SARS-CoV_2 Spike and Nucleocapsid Proteins

NCT05367843
View directory record Official record
Conditions
SARS-CoV-2 Infection
Interventions
PRIME-2-CoV_Beta
Drug
Lead sponsor
Speransa Therapeutics
Industry
Eligibility
18 Years to 85 Years
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
5
States / cities
Florida City, Florida • Chicago, Illinois • Kansas City, Missouri + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 9, 2024 · Synced Oct 29, 2026, 2:34 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 29, 2026, 2:34 AM EDT
Terminated Phase 2Phase 3 Interventional Results available

Efficacy and Safety of Emapalumab and Anakinra in Reducing Hyperinflammation and Respiratory Distress in Patients With COVID-19 Infection.

NCT04324021
View directory record Official record
Conditions
SARS-CoV-2
Interventions
Emapalumab, Anakinra
Biological
Lead sponsor
Swedish Orphan Biovitrum
Industry
Eligibility
18 Years to 85 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
5
States / cities
Saint Paul, Minnesota • Ridgewood, New Jersey • Flushing, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 10, 2022 · Synced Oct 29, 2026, 2:34 AM EDT
Terminated No phase listed Observational

COVID Cohort Study

NCT04393155
View directory record Official record
Conditions
COVID-19, Acute Respiratory Failure
Interventions
COVID-19+ observational
Other
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Feb 12, 2021 · Synced Oct 29, 2026, 2:34 AM EDT
Recruiting No phase listed Observational

COVID-19 Coagulopathy Extension Study

NCT05334615
View directory record Official record
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
University of Iowa
Other
Eligibility
18 Years to 99 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Apr 6, 2025 · Synced Oct 29, 2026, 2:34 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Phase 2 Trial of the Immunogenicity and Safety of CVXGA Intranasal COVID Vaccine in Healthy Adults

NCT05736835
View directory record Official record
Conditions
COVID-19
Interventions
CVXGA
Biological
Lead sponsor
CyanVac LLC
Industry
Eligibility
18 Years to 80 Years
Enrollment
227 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
10
States / cities
San Diego, California • Boise, Idaho • Sioux City, Iowa + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Oct 29, 2026, 2:34 AM EDT
Terminated Not applicable Interventional Results available

Diagnostic Performance of an Antigen Test for SARS-CoV-2 Infection (COVID-19)

NCT04610489
View directory record Official record
Conditions
Covid-19
Interventions
Quidel Sofia SARS Antigen FIA
Diagnostic Test
Lead sponsor
Carilion Clinic
Other
Eligibility
18 Years and older
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 17, 2021 · Synced Oct 29, 2026, 2:34 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

A Study to Learn About a COVID-19 Vaccine in Healthy Adults 18 Through 64 Years of Age

NCT07730450
View directory record Official record
Conditions
COVID-19 Vaccines
Interventions
BNT162b2 Vaccine, Tdap Vaccine
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
18 Years to 64 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
5
States / cities
Walnut Creek, California • Miami Lakes, Florida • Honolulu, Hawaii + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2026 · Synced Oct 29, 2026, 2:34 AM EDT
Completed Phase 4 Interventional Results available

Vaccination for Recovered Inpatients With COVID-19 (VATICO)

NCT04969250
View directory record Official record
Conditions
Covid19
Interventions
Moderna mRNA-1273 COVID-19 vaccine, Pfizer BNT162b2 COVID-19 vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
16
States / cities
Los Angeles, California • San Francisco, California • Stanford, California + 11 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2024 · Synced Oct 29, 2026, 2:34 AM EDT