Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 8, 2026, 1:43 AM EDT

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Showing 25–48 of 2,011 matching trials from the live ClinicalTrials.gov search.
Recruiting No phase listed Observational Accepts healthy volunteers

ARMOR Study: COVID-19 Seroprevalence Among Healthcare Workers

NCT04367857
Conditions
Covid-19, Coronavirus Infection, Coronavirus
Interventions
COVID-19 Serology, Health Care Worker Survey
Other · Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

New Reusable Mask Design With Superior Filtration and Fit

NCT04826809
Conditions
Covid19, Tuberculosis, Respiratory Viral Infection
Interventions
N95 mask, Nordell single E-100 layer mask, Nordell double E-100 layer mask
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Mankato, Minnesota
Conditions
Post-Acute COVID-19 Syndrome
Interventions
Probiotic Agent, Placebo
Drug · Other
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
194 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Covid19
Interventions
Famotidine 20 milligram tablet
Drug
Lead sponsor
drpykessupplements.com
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Fairfield, Connecticut
Conditions
SARS-CoV-2 Infection, Influenza A, Influenza B
Interventions
Aptitude Medical Systems Metrix COVID/Flu Test
Diagnostic Test
Lead sponsor
Aptitude Medical Systems
Industry
Eligibility
2 Years and older
Enrollment
614 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
3
States / cities
Trussville, Alabama • Goleta, California • Chelmsford, Massachusetts
Conditions
Long COVID, Long Coronavirus Disease 2019 (Covid19), Long Covid-19
Interventions
IVIG (intravenous immunoglobulin), IVIG Placebo, Coordinated Care, Usual Care
Drug · Behavioral
Lead sponsor
Kanecia Obie Zimmerman
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Post-Acute COVID-19 Syndrome, Cognitive Dysfunction
Interventions
Pascal device, Sham Device
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
New York, New York
Conditions
COVID, Coronavirus, COVID-19
Interventions
Hydroxychloroquine
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years to 99 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Covid19, SARS-CoV Infection
Interventions
[18F]F-AraG (2'-deoxy-2'-fluoro-9-β-D-arabinofuranosylguanine)
Drug
Lead sponsor
CellSight Technologies, Inc.
Industry
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
San Francisco, California
Conditions
MS (Multiple Sclerosis), COVID-19, Support Groups
Interventions
Online support Group
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
New York, New York
Conditions
COVID-19
Interventions
PUL-042 Inhalation Solution, Placebo
Drug
Lead sponsor
Pulmotect, Inc.
Industry
Eligibility
18 Years and older
Enrollment
217 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
15
States / cities
Orange, California • San Bernardino, California • Coral Gables, Florida + 10 more
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
Coronavirus Disease 2019 (COVID-19)
Interventions
Rivaroxaban, Placebo, Standard of Care (SOC)
Drug · Other
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older
Enrollment
1,284 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
17
States / cities
Tucson, Arizona • Los Angeles, California • Oakland, California + 13 more
Recruiting Phase 2 Interventional

LIFT: Life Improvement Trial

NCT06366724
Conditions
ME/CFS, Long COVID, PASC
Interventions
Pyridostigmine, Low-Dose Naltrexone, Placebo
Drug · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
COVID19, COVID-19, COVID
Interventions
Pacritinib, Placebo
Drug
Lead sponsor
CTI BioPharma
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
21
States / cities
Orange, California • Jacksonville, Florida • Atlanta, Georgia + 16 more
Conditions
Covid19 Virus Infection
Interventions
Protect Your Elders Campaign
Behavioral
Lead sponsor
North Carolina Central University
Other
Eligibility
18 Years and older
Enrollment
4,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Pembroke, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers Results available

Communities Fighting COVID Return to School

NCT05150860
Conditions
COVID-19
Interventions
At-home COVID-19 testing, Onsite COVID-19 testing
Behavioral
Lead sponsor
San Diego State University
Other
Eligibility
2 Years and older
Enrollment
852 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chula Vista, California
Conditions
SARS-Cov-2, Covid19
Interventions
POC SARS-Cov-2 IgG Antibody test
Diagnostic Test
Lead sponsor
Lumos Diagnostics
Industry
Eligibility
1 Year and older
Enrollment
201 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
3
States / cities
Colton, California • West Palm Beach, Florida • Chicago, Illinois
Conditions
Coronavirus Disease 2019 (COVID-19)
Interventions
AZD7442 (tixagevimab [AZD8895] + cilgavimab [AZD1061])
Biological
Lead sponsor
AstraZeneca
Industry
Eligibility
12 Years and older
Enrollment
251 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
16
States / cities
Birmingham, Alabama • Modesto, California • Westminster, California + 13 more
Conditions
SARS-CoV-2
Interventions
mRNA-1283, mRNA-1273, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
5
States / cities
Chandler, Arizona • San Diego, California • Melbourne, Florida + 2 more
Conditions
COVID-19
Interventions
Lenzilumab, Placebo, Remdesivir
Biological · Other · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 99 Years
Enrollment
527 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
53
States / cities
Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 44 more
Conditions
COVID, Corona Virus Infection, Adverse Event
Interventions
EPIC risk score display
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 100 Years
Enrollment
1,415 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Conditions
Covid19
Interventions
Capillary Collection & Testing, Venous Draw & Testing
Diagnostic Test
Lead sponsor
LumiraDx UK Limited
Industry
Eligibility
2 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
4
States / cities
Tucson, Arizona • Northglenn, Colorado • Wichita, Kansas + 1 more
Conditions
Loneliness
Interventions
Mindfulness Alone (MO) Intervention, Mindfulness + Compassion Intervention (MC)
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 70 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Austin, Texas