Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 16, 2026, 4:00 PM EDT

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

Showing 889–912 of 1,235 matching trials from the live ClinicalTrials.gov search.
Conditions
COVID, Corona Virus Infection
Interventions
Ascorbic Acid, Zinc Gluconate, Ascorbic Acid and Zinc Gluconate, Standard of Care
Dietary Supplement · Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Weston, Florida • Cleveland, Ohio
Conditions
Long COVID, Long COVID-19, Sleep Disturbance
Interventions
Melatonin, Melantonin Placebo, Tailored lighting (TL) Active, Tailored lighting (TL) Placebo
Drug · Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
469 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Antiviral Efficacy and Acceptability of Mouth Rinses for Inactivation of COVID-19

NCT04748783
Conditions
COVID19, Coronavirus Infection, SARS CoV-2 Infection
Interventions
Water, Peroxyl, Periogard, Colgate Total Zero
Other · Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Influenza, Human, COVID-19, Influenza A, Influenza B, Respiratory Syncytial Virus (RSV)
Interventions
Not listed
Lead sponsor
Evidation Health
Industry
Eligibility
18 Years and older
Enrollment
18,157 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
San Mateo, California
Conditions
COVID-19, Healthy
Interventions
GLS-5310 (Group 1), GLS-5310 (Group 2), GLS-5310 (Group 3), GLS-5310 (Group 4)
Drug
Lead sponsor
GeneOne Life Science, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Rockville, Maryland • Lincoln, Nebraska
Conditions
Alcoholic Liver Disease, COVID 19 Pneumonia
Interventions
β-hydroxy β-methyl butyrate (HMB) enriched amino acid, Balanced amino acid
Dietary Supplement
Lead sponsor
The Cleveland Clinic
Other
Eligibility
21 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
COVID-19
Interventions
PF-07321332, Ritonavir, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
2,091 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
73
States / cities
Pelham, Alabama • Mesa, Arizona • Tucson, Arizona + 46 more
Conditions
COVID-19
Interventions
REGN10933+REGN10987 combination therapy, Placebo
Drug
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
2,252 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
96
States / cities
Birmingham, Alabama • Chandler, Arizona • Phoenix, Arizona + 70 more
Conditions
SARS-COV2 Virus
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
11,363 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
3
States / cities
Birmingham, Alabama • Bethesda, Maryland • Pittsburgh, Pennsylvania
Conditions
Covid-19
Interventions
CPI-006 2 mg/kg + SOC, CPI-006 1 mg/kg + SOC, Placebo + SOC
Drug
Lead sponsor
Corvus Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
13
States / cities
Chula Vista, California • El Centro, California • La Mesa, California + 10 more
Conditions
Asthma
Interventions
insurance navigation
Behavioral
Lead sponsor
Harvard Pilgrim Health Care
Other
Eligibility
4 Years to 64 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Wellesley, Massachusetts
Conditions
Chronic Fatigue Syndrome
Interventions
Not listed
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 70 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Covid19
Interventions
Sotrovimab
Biological
Lead sponsor
Vir Biotechnology, Inc.
Industry
Eligibility
12 Years and older
Enrollment
1,065 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
48
States / cities
Anniston, Alabama • Mesa, Arizona • Tucson, Arizona + 31 more
Conditions
SARS-CoV-2
Interventions
mRNA-1273.214, Placebo
Biological · Other
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
2 Months to 6 Months
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
39
States / cities
Bessemer, Alabama • Birmingham, Alabama • Tucson, Arizona + 34 more
Conditions
COVID-19 Pneumonia, Impaired Respiratory Function
Interventions
MAS825, Placebo, Standard of Care (SoC)
Drug · Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
21
States / cities
Chula Vista, California • Glendale, California • Irvine, California + 17 more
Conditions
Pneumonia
Interventions
Methylprednisolone, Usual Care
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Recruiting Not applicable Interventional Accepts healthy volunteers

Long-term COVID and Rehabilitation

NCT05373043
Conditions
Long-COVID
Interventions
Mitoquinone, Placebo
Dietary Supplement
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Post-COVID Conditions, Obesity
Interventions
12-weeks of Weight Loss, 12-weeks of Weight Stability
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Up to 80 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
2
States / cities
Baltimore, Maryland • San Antonio, Texas
Conditions
COVID-19
Interventions
Convalescent Plasma
Biological
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Hackensack, New Jersey
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

A Trial Evaluating the Safety and Effects of an RNA Vaccine ARCT-021 in Healthy Adults

NCT04668339
Conditions
Covid19, SARS-CoV Infection, Corona Virus Infection
Interventions
ARCT-021 single dose priming, ARCT-021 two lower dose priming, ARCT-021 two higher dose priming, Placebo (two doses), priming, Randomized booster, Placebo booster
Biological
Lead sponsor
Arcturus Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
581 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
12
States / cities
Chandler, Arizona • Tucson, Arizona • San Diego, California + 9 more
Conditions
Children With Medical Complexity (CMC), COVID-19
Interventions
BinaxNOW Rapid Antigen System
Diagnostic Test
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Respiratory Syncytial Virus
Interventions
Placebo, mRNA-1345, Afluria® Quadrivalent, mRNA-1273.214
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
50 Years and older
Enrollment
3,317 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
62
States / cities
Birmingham, Alabama • Tucson, Arizona • Garden Grove, California + 51 more
Conditions
Infectious Pneumonia, Severe COVID-19
Interventions
Reparixin, Placebo
Drug · Other
Lead sponsor
Dompé Farmaceutici S.p.A
Industry
Eligibility
18 Years and older
Enrollment
414 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
28
States / cities
Tucson, Arizona • Orange, California • Denver, Colorado + 24 more
Conditions
COVID-19
Interventions
Dapsone 85 mg PO BID, Placebo 85 mg PO BID
Drug
Lead sponsor
McGill University Health Centre/Research Institute of the McGill University Health Centre
Other
Eligibility
40 Years and older
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
5
States / cities
Phoenix, Arizona • High Point, North Carolina • Philadelphia, Pennsylvania + 2 more