Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 27, 2026, 4:29 PM EDT

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

Showing 1177–1200 of 1,235 matching trials from the live ClinicalTrials.gov search.
Conditions
COVID-19, SARS-CoV-2 Infection
Interventions
AZD9838, Licensed SARS-CoV-2 mRNA vaccine, AZD6563
Biological
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
243 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
5
States / cities
Long Beach, California • Rolling Hills Estates, California • Chicago, Illinois + 2 more
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 and Obstetric Transmission

NCT04418557
Conditions
COVID, Pregnancy Complications
Interventions
RT-PCR and antibody testing
Diagnostic Test
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
SARS-CoV-2
Interventions
Biological: mRNA-1273, Placebo, mRNA-1273.351
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
660 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
8
States / cities
Savannah, Georgia • Newton, Kansas • Kansas City, Missouri + 5 more
Conditions
Long Covid, Post-treatment Lyme Disease Syndrome, Chronic Fatigue Syndrome, Myalgic Encephalomyelitis
Interventions
Lumbrokinase
Dietary Supplement
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
New York, New York
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
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study of Monoclonal Antibody Cocktail Being Tested for the Prevention of COVID-19

NCT04592549
Conditions
SARS-CoV-2
Interventions
ADM03820, Placebo
Drug · Other
Lead sponsor
Alachua Government Services, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
2
States / cities
Winston-Salem, North Carolina • San Antonio, Texas
Conditions
SARS-CoV-2 Infection, COVID-19
Interventions
BNT162b2, Placebo, BNT162b2 OMI, Combination BNT162b2 and BNT162b2 OMI, Combination (Bivalent) BNT162b2 and BNT162b2 OMI
Biological · Other
Lead sponsor
BioNTech SE
Industry
Eligibility
12 Years and older
Enrollment
16,372 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
139
States / cities
Athens, Alabama • Birmingham, Alabama • Huntsville, Alabama + 99 more
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
Conditions
Long COVID
Interventions
MY-Skills for Long COVID
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Aurora, Colorado
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 Related Health and Infection Control Practices Among Dentists

NCT04423770
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
Conditions
Long COVID, Long Covid19
Interventions
Experimental: Paxlovid 25 day dosing, Experimental: Paxlovid 15 day dosing, Placebo Comparator: Control
Drug
Lead sponsor
Kanecia Obie Zimmerman
Other
Eligibility
18 Years and older
Enrollment
963 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
68
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 51 more
Conditions
COVID-19
Interventions
Standard of care, Apremilast, Apremilast placebo, Lanadelumab, Lanadelumab placebo, Zilucoplan, Zilucoplan placebo
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years and older
Enrollment
515 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
21
States / cities
Anniston, Alabama • Bakersfield, California • Chula Vista, California + 17 more
Completed Phase 2 Interventional Results available

Niclosamide for Mild to Moderate COVID-19

NCT04399356
Conditions
COVID-19
Interventions
Niclosamide, Placebo, Telehealth monitoring
Drug · Other
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2), Coronavirus Disease 2019 (COVID-19), Immunocompromised, Hospitalization, Child, Hospitalized
Interventions
Nirmatrelvir, Ritonavir, Placebo for nirmatrelvir
Drug
Lead sponsor
Pfizer
Industry
Eligibility
12 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Cooperstown, New York • New York, New York
Conditions
COVID, Sars-CoV2
Interventions
Ivermectin, Camostat Mesilate, Artemesia annua, Artesunate
Drug · Dietary Supplement
Lead sponsor
Susanne Arnold
Other
Eligibility
18 Years to 99 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Lexington, Kentucky
Conditions
Post-Acute COVID-19 Syndrome, Fatigue
Interventions
Dietary intervention to mitigate Post-Acute COVID-19 Syndrome, Attention Control
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
50 Years to 94 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Severe Acute Respiratory Syndrome Coronavirus 2
Interventions
Aerolized Hydroxychloroquine Sulfate, Placebo
Drug · Other
Lead sponsor
Pulmoquine Therapeutics, Inc
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
New York, New York
Conditions
SARS-CoV-2 Infection
Interventions
Anti-SARS-CoV-2 Human Convalescent Plasma
Biological
Lead sponsor
Johns Hopkins University
Other
Eligibility
1 Month to 18 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
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
Conditions
COVID-19 (Coronavirus Disease 2019)
Interventions
nirmatrelvir-ritonavir
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
131,005 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
New York, New York
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
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Mouth Rinses for Inactivation of COVID-19

NCT04584684
Conditions
Covid19, Coronavirus Infection, SARS-CoV-2 Infection
Interventions
0.9% w/v NaCL Saline, 1.5% w/v Hydrogen Peroxide, 0.12% Chlorohexidine Gluconate, 27% Ethanol plus essential oils, 0.5% w/v Povidone-iodide, 0.075% Cetylpyridinium Chloride
Other · Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
COVID-19, SARS-CoV 2
Interventions
Seraph®-100 Microbind® Affinity Blood Filter
Device
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Cincinnati, Ohio
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

GLS-1200 Topical Nasal Spray to Prevent SARS-CoV-2 Infection (COVID-19)

NCT04408183
Conditions
SARS-CoV 2, Infection
Interventions
GLS-1200, Placebo
Drug
Lead sponsor
GeneOne Life Science, Inc.
Industry
Eligibility
18 Years and older
Enrollment
184 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
3
States / cities
Baton Rouge, Louisiana • Philadelphia, Pennsylvania • Conroe, Texas