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ClinicalTrials.gov public records Last synced Oct 23, 2026, 9:08 AM EDT

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Showing 529–552 of 2,349 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Covid19 Clear all
Terminated Phase 1 Interventional

Hydroxychloroquine in Outpatient Adults With COVID-19

NCT04333654
View directory record Official record
Conditions
Coronavirus Infection
Interventions
Hydroxychloroquine SAR321068, Placebo
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 80 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 23, 2025 · Synced Oct 23, 2026, 9:08 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Assessing Safety, Hospitalization and Efficacy of rNAPc2 in COVID-19

NCT04655586
View directory record Official record
Conditions
Covid19
Interventions
rNAPc2, Heparin
Drug
Lead sponsor
ARCA Biopharma, Inc.
Industry
Eligibility
18 Years to 90 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
11
States / cities
Fairhope, Alabama • Phoenix, Arizona • Tucson, Arizona + 8 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2023 · Synced Oct 23, 2026, 9:08 AM EDT
Terminated Phase 2 Interventional Results available

LYT-100 in Post-acute COVID-19 Respiratory Disease

NCT04652518
View directory record Official record
Conditions
Covid19, Post-acute COVID-19 Respiratory Disease
Interventions
LYT-100, Placebo
Drug · Other
Lead sponsor
PureTech
Industry
Eligibility
18 Years to 80 Years
Enrollment
185 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
15
States / cities
Birmingham, Alabama • Florence, Alabama • Los Angeles, California + 12 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 23, 2026, 9:08 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Positron Emission Tomography (PET) Imaging of Thrombosis

NCT03830320
View directory record Official record
Conditions
Atrial Fibrillation, COVID-19, Cancer, Thrombosis
Interventions
[64Cu]FBP8, PET/MR, Blood Collection, Electrocardiogram
Drug · Device · Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 23, 2026, 9:08 AM EDT
Completed Phase 2 Interventional Results available

FEnofibRate as a Metabolic INtervention for COVID-19

NCT04517396
View directory record Official record
Conditions
Covid19
Interventions
Fenofibrate/fenofibric acid, Placebo, Usual care
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
701 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 24, 2023 · Synced Oct 23, 2026, 9:08 AM EDT
Completed No phase listed Observational

The Impact of the COVID-19 Pandemic on Eating Behavior and Weight Change

NCT04896060
View directory record Official record
Conditions
COVID-19, Obesity
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 99 Years
Enrollment
5,056 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 28, 2026 · Synced Oct 23, 2026, 9:08 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of VXCO-100, a SARS-CoV Candidate Vaccine in Healthy Adults in the United States

NCT05870839
View directory record Official record
Conditions
SARS-CoV, SARS-CoV-2
Interventions
VXCO-100
Biological
Lead sponsor
Vaccine Company, Inc, a wholly owned subsidiary of Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
3
States / cities
Decatur, Georgia • Baltimore, Maryland • Rochester, New York
Source: ClinicalTrials.gov public record
Updated Dec 10, 2024 · Synced Oct 23, 2026, 9:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Caregiving During Crisis

NCT04939714
View directory record Official record
Conditions
Caregiver Stress Syndrome
Interventions
Psychoeducational Intervention
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 4, 2024 · Synced Oct 23, 2026, 9:08 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study to Estimate the Effects of Hepatic Impairment on the Pharmacokinetics (PK) of PF-07321332

NCT05005312
View directory record Official record
Conditions
Hepatic Impairment
Interventions
PF-07321332, Ritonavir
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 75 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
2
States / cities
Tustin, California • Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 6, 2023 · Synced Oct 23, 2026, 9:08 AM EDT
Completed Not applicable Interventional

The Effects of a Music Therapy Respiratory Protocol on Post-Covid-19 Respiratory Symptoms

NCT05231512
View directory record Official record
Conditions
Post Covid-19 Respiratory, Dyspnea, SARS-CoV 2
Interventions
Respiratory Music Therapy Protocol
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 14, 2024 · Synced Oct 23, 2026, 9:08 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

The COVID-19 Back-to-Normal Study: Analysis of Multiple Outcomes

NCT04832932
View directory record Official record
Conditions
COVID-19 Vaccines
Interventions
COVID-19 vaccines
Biological
Lead sponsor
Mebo Research, Inc.
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
2
States / cities
Miami, Florida • Vonore, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 26, 2024 · Synced Oct 23, 2026, 9:08 AM EDT
Completed No phase listed Observational

An Observational Clinical Study to Evaluate COVID-19 Symptoms in "Long Hauler" Patients Who Participated in K031-120 or K032-120

NCT04814914
View directory record Official record
Conditions
COVID-19
Interventions
KB109 + Self Supportive Care, Self Supportive Care (SSC) Alone
Other
Lead sponsor
Kaleido Biosciences
Industry
Eligibility
18 Years and older
Enrollment
333 participants
Timeline
2021
U.S. locations
2
States / cities
Hot Springs, Arkansas • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 18, 2021 · Synced Oct 23, 2026, 9:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Vitamin D3 Supplementation to Prevent Respiratory Tract Infections

NCT04596657
View directory record Official record
Conditions
Respiratory Tract Infections, Covid19, Flu Like Illness
Interventions
Vitamin D supplementation
Dietary Supplement
Lead sponsor
The Cooper Health System
Other
Eligibility
18 Years and older
Enrollment
877 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Camden, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 8, 2023 · Synced Oct 23, 2026, 9:08 AM EDT
No Longer Available No phase listed Expanded access

Expanded Access to Convalescent Plasma to Treat and Prevent Pulmonary Complications Associated With COVID-19

NCT04358211
View directory record Official record
Conditions
COVID-19
Interventions
Biological: COVID-19 convalescent plasma
Biological
Lead sponsor
Nakhle Saba, MD
Other
Eligibility
18 Years and older
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 8, 2021 · Synced Oct 23, 2026, 9:08 AM EDT
Completed Phase 2 Interventional

Evaluating the Neuromodulatory Effect of Ketamine in Long COVID-19

NCT06821087
View directory record Official record
Conditions
Long COVID
Interventions
Ketamine only
Drug
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Oct 23, 2026, 9:08 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Variation In Facial Morphology As A Determinant Of Face Covering Performance: FACEFIT

NCT05388201
View directory record Official record
Conditions
Healthy
Interventions
N95, KN95, KF94, Surgical
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 29, 2024 · Synced Oct 23, 2026, 9:08 AM EDT
Enrolling by invitation Not applicable Interventional

A Spatial Analysis of Hotspots and Targeted Injection Settings Pilot Intervention for HIV Prevention Among People Who Inject Drugs

NCT05769023
View directory record Official record
Conditions
COVID-19
Interventions
Intervention test
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 20, 2026 · Synced Oct 23, 2026, 9:08 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, Tolerability and Immunogenicity of INO-4800 for COVID-19 in Healthy Volunteers

NCT04336410
View directory record Official record
Conditions
Coronavirus Infection
Interventions
INO-4800, CELLECTRA® 2000
Drug · Device
Lead sponsor
Inovio Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
3
States / cities
Lexington, Kentucky • Kansas City, Missouri • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 15, 2022 · Synced Oct 23, 2026, 9:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Yogic Breathing and Guided Meditation for Long Covid Symptoms

NCT05139979
View directory record Official record
Conditions
COVID-19, Stress, Shortness of Breath
Interventions
Breathing and Wellness Webinar, Routine Daily Activity
Behavioral · Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 6, 2025 · Synced Oct 23, 2026, 9:08 AM EDT
Completed Not applicable Interventional

COVID-19 SAFE Enrollment

NCT04506268
View directory record Official record
Conditions
Covid19
Interventions
Opt-out Recruitment Email, Opt-in Recruitment Email
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
412 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 11, 2021 · Synced Oct 23, 2026, 9:08 AM 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 13, 2026 · Synced Oct 23, 2026, 9:08 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

COVID-19 Testing and Vaccine Literacy for Women With Criminal Legal System Involvement

NCT05582746
View directory record Official record
Conditions
COVID-19 Pandemic
Interventions
Tri-City COVID Attitudes Study
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
295 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 30, 2025 · Synced Oct 23, 2026, 9:08 AM EDT
Terminated Phase 2 Interventional

Safety and Efficacy of Dapansutrile for Treatment of Moderate COVID-19 Symptoms and Evidence of Early Cytokine Release Syndrome

NCT04540120
View directory record Official record
Conditions
Covid19, Cytokine Release Syndrome
Interventions
dapansutrile capsules, placebo capsules
Drug
Lead sponsor
Olatec Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
9
States / cities
Coral Gables, Florida • Fort Lauderdale, Florida • Hialeah, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Oct 23, 2026, 9:08 AM EDT
Completed Phase 3 Interventional Results available

ACTIV-6: COVID-19 Study of Repurposed Medications - Arm B (Fluvoxamine)

NCT05890586
View directory record Official record
Conditions
Covid19
Interventions
Fluvoxamine, Placebo
Drug · Other
Lead sponsor
Susanna Naggie, MD
Other
Eligibility
30 Years and older
Enrollment
1,331 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
91
States / cities
Gilbert, Arizona • Mesa, Arizona • Peoria, Arizona + 79 more
Source: ClinicalTrials.gov public record
Updated Sep 26, 2023 · Synced Oct 23, 2026, 9:08 AM EDT