Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 6, 2026, 8:14 PM EDT

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Showing 25–48 of 61 matching trials from the live ClinicalTrials.gov search.
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 Household Transmission Study

NCT04445233
Conditions
COVID-19
Interventions
COVID-19 IgM-IgG Rapid Test
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
1 Year and older
Enrollment
315 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
COVID-19, Coronavirus Disease 2019, Influenza
Interventions
COVID-19 Vaccine
Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
999 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
Covid19
Interventions
Serologic assays for antibodies to SARS-CoV-2
Diagnostic Test
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
Coronavirus Disease, SARS-CoV-2 Infection
Interventions
Not listed
Lead sponsor
Adaptive Biotechnologies
Industry
Eligibility
18 Years to 89 Years
Timeline
2021 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 and SARS-CoV-2 Detection in Saliva

NCT04517682
Conditions
RNA Virus Infections
Interventions
RT-PCR
Diagnostic Test
Lead sponsor
Ambry Genetics
Industry
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Aliso Viejo, California
Conditions
Sepsis, Septic Shock
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Understanding the Long-term Impact of COVID on Children and Families

NCT05172011
Conditions
SARS-CoV-2 Infection
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
Up to 25 Years
Enrollment
15,028 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
65
States / cities
Birmingham, Alabama • Little Rock, Arkansas • La Jolla, California + 51 more
Completed No phase listed Observational

Project STARFISH - PRJ0002679

NCT05727202
Conditions
SARS-CoV-2 Infection, Influenza A, Influenza Type B, RSV Infection
Interventions
The Applied Biosystems™ TaqPath™ COVID-19, Flu A, Flu B, RSV Select Panel
Diagnostic Test
Lead sponsor
Thermo Fisher Scientific, Inc
Industry
Eligibility
Not listed
Enrollment
1,909 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
17
States / cities
San Diego, California • Lake City, Florida • Miami, Florida + 13 more
Recruiting No phase listed Observational Accepts healthy volunteers

Dissecting Human Immune Responses to Infection With Influenza or SARS-CoV-2

NCT06848309
Conditions
Influenza, SARS-CoV-2 (COVID-19) Infection, Immune Response of Host
Interventions
Bronchoscopy
Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 60 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
COVID-19, SARS-CoV-2 Infection
Interventions
Positive for SARS-CoV-2 infection
Diagnostic Test
Lead sponsor
Prisma Health-Upstate
Other
Eligibility
18 Years and older · Female only
Enrollment
68 participants
Timeline
2020 – 2022
U.S. locations
1
States / cities
Greenville, South Carolina
Conditions
COVID-19, Chronic Lung Diseases
Interventions
Not listed
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
622 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
2
States / cities
Ann Arbor, Michigan • Seattle, Washington
Conditions
SARS-CoV 2
Interventions
Clungene rapid test cassette
Diagnostic Test
Lead sponsor
Fadi Haddad, M.D.
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
3
States / cities
La Mesa, California • San Diego, California
Conditions
COVID-19 Infection
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Day to 99 Years
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2031
U.S. locations
1
States / cities
Rockville, Maryland
Terminated No phase listed Observational Accepts healthy volunteers

Shifts in the Respiratory Microbiome and Clinical Outcomes of SARS-CoV-2

NCT04815018
Conditions
SARS-CoV-2 Infection, Bacterial Respiratory Tract Infection, Viral Respiratory Tract Infection
Interventions
Not listed
Lead sponsor
Pathnostics
Industry
Eligibility
60 Years and older
Enrollment
185 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
4
States / cities
Delaware, Ohio • Granville, Ohio • Westerville, Ohio
Completed No phase listed Observational Accepts healthy volunteers Results available

COVID-19 Antibody and Reinfection Study

NCT05365750
Conditions
COVID-19 Testing
Interventions
Not listed
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
4,235 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Completed No phase listed Observational Accepts healthy volunteers Results available

COVID-19 Observational Research Collaboratory

NCT05394025
Conditions
COVID-19, SARS-CoV-2 Infection
Interventions
Not listed
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
479 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
6
States / cities
West Haven, Connecticut • Ann Arbor, Michigan • Durham, North Carolina + 3 more
Conditions
Acute Respiratory Infection
Interventions
Nasal Swab Sample
Diagnostic Test
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older
Enrollment
245 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
39
States / cities
Birmingham, Alabama • Guntersville, Alabama • Mesa, Arizona + 30 more
Conditions
Hypertension, COVID
Interventions
ACEI/ARB, Non-ACEI/ARB, ACEI, ARB
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
22,213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Covid19
Interventions
Onsite Point-of-care
Behavioral
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
2
States / cities
Long Island City, New York • The Bronx, New York
Conditions
Covid19, Corona Virus Infection
Interventions
Lucira COVID-19 All-In-One test kit
Device
Lead sponsor
Lucira Health Inc
Industry
Eligibility
14 Years to 75 Years
Enrollment
304 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Los Gatos, California
Conditions
COVID-19 Respiratory Infection
Interventions
SARS CoV-2 antigen tests
Diagnostic Test
Lead sponsor
IDX20 Inc
Industry
Eligibility
12 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Chelsea, Massachusetts
Conditions
Covid19, Anxiety, Mood, Cognitive Impairment
Interventions
Not listed
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 89 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
New York, New York
Conditions
COVID
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 100 Years
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
1
States / cities
San Francisco, California