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ClinicalTrials.gov public records Last synced Sep 29, 2026, 11:26 AM EDT

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Showing 1–24 of 61 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Laboratory test positive for SARS-CoV-2 virus Clear all
Completed No phase listed Observational

ACEI or ARB and COVID-19 Severity and Mortality in US Veterans

NCT04467931
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Sep 29, 2026, 11:26 AM EDT
Not yet recruiting Not applicable Interventional

Clinical Validation of the Aptitude Medical Systems Metrix Respiratory Panel Test in At-Home/Non-Laboratory Settings

NCT07217639
View directory record Official record
Conditions
COVID -19, Influenza A, Influenza B, Respiratory Synctial Virus, RSV, Rhinovirus
Interventions
Aptitude Medical Systems Respiratory Panel Test
Diagnostic Test
Lead sponsor
Aptitude Medical Systems
Industry
Eligibility
Not listed
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Trussville, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 15, 2025 · Synced Sep 29, 2026, 11:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Understanding Communications Included With COVID-19 (Corona Virus Disease of 2019) Home Testing Kits

NCT04758299
View directory record Official record
Conditions
COVID-19 Testing, Decision Making
Interventions
decision science-based design
Other
Lead sponsor
Barry Dewitt
Other
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 24, 2021 · Synced Sep 29, 2026, 11:26 AM EDT
Active, not recruiting No phase listed Observational

A Study to Look at the Health Outcomes of Patients With COVID-19 and Influenza

NCT05160636
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Sep 29, 2026, 11:26 AM EDT
Completed Not applicable Interventional Results available

Leveraging CHWs to Improve COVID-19 Testing and Mitigation Among CJIs Accessing a Corrections-focused CBO

NCT04878328
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Sep 29, 2026, 11:26 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

ImmuneSense COVID-19 Variant Study

NCT05054088
View directory record Official record
Conditions
Covid19
Interventions
T-Detect COVID test
Device
Lead sponsor
Adaptive Biotechnologies
Industry
Eligibility
18 Years to 89 Years
Enrollment
203 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
15
States / cities
Phoenix, Arizona • Fullerton, California • Los Angeles, California + 12 more
Source: ClinicalTrials.gov public record
Updated Dec 6, 2022 · Synced Sep 29, 2026, 11:26 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

BinaxNOW for Evaluating Children for Infection With SARS-CoV-2 (COVID-19)

NCT05087524
View directory record Official record
Conditions
SARS-CoV2 Infection, COVID-19
Interventions
BinaxNOW Ag Card
Diagnostic Test
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
5 Years to 65 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 27, 2022 · Synced Sep 29, 2026, 11:26 AM EDT
Completed Not applicable Interventional Results available

SARS-CoV-2 and Influenza A/B in Point-of-Care and Non-Laboratory Settings

NCT06191393
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 12, 2025 · Synced Sep 29, 2026, 11:26 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

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

NCT04815018
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 29, 2021 · Synced Sep 29, 2026, 11:26 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 Testing Sample Acquisition Throughput and Efficiency

NCT04532411
View directory record Official record
Conditions
SARS-CoV Infection, Respiratory Viral Infection, Personal Protective Equipment, Covid19
Interventions
Personal Protective Testing Booth
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
Not listed
Enrollment
28,948 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 22, 2023 · Synced Sep 29, 2026, 11:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Follow On Community Testing Study To Evaluate The Performance of the Lucira COVID-19 All-In-One Test Kit

NCT04720235
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 11, 2021 · Synced Sep 29, 2026, 11:26 AM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

Evaluation of Home Use COVID-19 Frequent Antigen Testing and Data Reporting

NCT05884515
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 4, 2023 · Synced Sep 29, 2026, 11:26 AM EDT
Completed No phase listed Observational

Self-sampling for the Study of COVID-19

NCT04447495
View directory record Official record
Conditions
Coronavirus
Interventions
iAMP test
Diagnostic Test
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
New Berlin, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 22, 2021 · Synced Sep 29, 2026, 11:26 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

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

NCT04517682
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 6, 2022 · Synced Sep 29, 2026, 11:26 AM EDT
Terminated No phase listed Observational

COVID-19 (Coronavirus Disease-2019) Psychiatric Outcomes

NCT05119400
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 11, 2024 · Synced Sep 29, 2026, 11:26 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Send-In Sample Collection for Comprehensive Analyses of Innate and Adaptive Immune Responses During Acute COVID-19 and Convalescence

NCT04582903
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Sep 29, 2026, 11:26 AM EDT
Completed No phase listed Observational Results available

The Impact of Vaccination on Severity of Illness in COVID-19

NCT04912700
View directory record Official record
Conditions
Covid19
Interventions
COVID-19 vaccine
Biological
Lead sponsor
Corewell Health East
Other
Eligibility
18 Years and older
Enrollment
11,834 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 29, 2021 · Synced Sep 29, 2026, 11:26 AM EDT
Completed No phase listed Observational

Clinical Evaluation of a Point-of-Care (POC), SARS-CoV-2 (COVID-19) IgG Antibody Test in Fingerstick Whole Blood

NCT04699903
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 17, 2021 · Synced Sep 29, 2026, 11:26 AM EDT
Completed No phase listed Observational

A Clinical Evaluation of Proof Diagnostics Test System Including the Proof Diagnostics Reader and COVID-19 Test

NCT05331976
View directory record Official record
Conditions
COVID-19, Asymptomatic COVID-19
Interventions
Proof Lab Test System
Diagnostic Test
Lead sponsor
Proof Diagnostics
Industry
Eligibility
2 Years and older
Enrollment
276 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
3
States / cities
Spring Hill, Florida • Statesville, North Carolina • Redmond, Washington
Source: ClinicalTrials.gov public record
Updated Apr 24, 2022 · Synced Sep 29, 2026, 11:26 AM EDT
Completed No phase listed Observational

COVID-19 and Venous Thromboembolism Risk

NCT04569344
View directory record Official record
Conditions
Venous Thromboembolism, Covid19
Interventions
Laboratory test positive for SARS-CoV-2 virus
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
398,530 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
2
States / cities
Oakland, California • Pasadena, California
Source: ClinicalTrials.gov public record
Updated Nov 1, 2022 · Synced Sep 29, 2026, 11:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Detection of SARS-CoV-2 RNA in Coughed Droplets From Patients With COVID-19

NCT04912895
View directory record Official record
Conditions
Covid19
Interventions
PneumoniaCheck
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
4
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 6, 2023 · Synced Sep 29, 2026, 11:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Availability of COVID-19 Testing on Choice to Isolate and Socially Distance

NCT04459520
View directory record Official record
Conditions
COVID-19
Interventions
Positive COVID Test Result - Hypothetical Scenario, Negative COVID Test Result - Hypothetical Scenario, Unavailable COVID Test Result - Hypothetical Scenario
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 110 Years
Enrollment
1,400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 19, 2020 · Synced Sep 29, 2026, 11:26 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

SARS-CoV-2/COVID-19 Study of Next Generation Non-Invasive Passive Detection Technologies (Level42)

NCT05765396
View directory record Official record
Conditions
COVID-19, SARS-CoV-2 Virus, COVID-19 Pneumonia, Respiratory Infection, COVID-19 ARDS, Corona Virus Infection, Influenza, RSV Infection
Interventions
imPulse™ Systems (Una and TOR) infrasound-to-ultrasound e-stethoscope
Device
Lead sponsor
The Geneva Foundation
Other
Eligibility
18 Years to 89 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Fort Sam Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Sep 29, 2026, 11:26 AM EDT