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ClinicalTrials.gov public records Last synced Oct 21, 2026, 2:40 PM EDT

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Showing 49–72 of 2,349 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: COVID19 Clear all
Completed Not applicable Interventional Results available

Impact of Nasal Saline Irrigations on Viral Load in Patients With COVID-19

NCT04347538
View directory record Official record
Conditions
COVID 19
Interventions
Saline Nasal Irrigation, Saline with Baby Shampoo Nasal Irrigation
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 15, 2024 · Synced Oct 21, 2026, 2:40 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Rutgers COVID-19 Cohort Study

NCT04336215
View directory record Official record
Conditions
Coronavirus, SARS-CoV-2
Interventions
Non-Interventional
Other
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
20 Years and older
Enrollment
829 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
7
States / cities
New Brunswick, New Jersey • Newark, New Jersey • Piscataway, New Jersey
Source: ClinicalTrials.gov public record
Updated May 15, 2026 · Synced Oct 21, 2026, 2:40 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 IgG Formation in Physicians at ALGH and Their Household Members

NCT04540484
View directory record Official record
Conditions
Covid19, SARS-CoV Infection, Communicable Disease
Interventions
Screening
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
507 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Park Ridge, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 3, 2024 · Synced Oct 21, 2026, 2:40 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Increasing COVID-19 Testing in Chicago's African American Testing Desserts

NCT05197452
View directory record Official record
Conditions
COVID-19 Pandemic
Interventions
COVID-19 Testing
Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
Not listed
Enrollment
2,167 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 24, 2024 · Synced Oct 21, 2026, 2:40 PM EDT
Withdrawn No phase listed Observational

Cardiovascular Manifestations of COVID-19

NCT04701515
View directory record Official record
Conditions
COVID-19
Interventions
Chart review
Other
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years and older
Timeline
2023
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced Oct 21, 2026, 2:40 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Researchers At UC San Diego Are Learning About the Benefits of Human Milk and How It Influences Infant and Child Health

NCT05553743
View directory record Official record
Conditions
Breastfeeding, COVID-19 Infection, COVID-19 Vaccine, Remdesivir, Antibiotics
Interventions
COVID-19 Exposure, Antibiotic
Biological · Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Female only
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2040
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jan 31, 2025 · Synced Oct 21, 2026, 2:40 PM EDT
Completed No phase listed Observational

Long-Term Sequelae of SARS-COV-2 Infection: Diabetes Mellitus

NCT05867017
View directory record Official record
Conditions
COVID-19, Diabete Mellitus
Interventions
Measure of physiologic parameters
Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 75 Years
Enrollment
23 participants
Timeline
2023 – 2025
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Oct 21, 2026, 2:40 PM EDT
Completed Early Phase 1 Interventional

CoVID-19 Plasma in Treatment of COVID-19 Patients

NCT04355897
View directory record Official record
Conditions
COVID 19
Interventions
Convalescent COVID 19 Plasma
Biological
Lead sponsor
The Christ Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
2
States / cities
Cincinnati, Ohio • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 5, 2024 · Synced Oct 21, 2026, 2:40 PM EDT
Completed No phase listed Observational

Registry of CytoSorb Therapy in COVID-19 ICU Patients

NCT04391920
View directory record Official record
Conditions
COVID-19
Interventions
CytoSorb 300 mL device
Device
Lead sponsor
CytoSorbents, Inc
Industry
Eligibility
18 Years and older
Enrollment
138 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
7
States / cities
Aurora, Colorado • Chicago, Illinois • Indianapolis, Indiana + 4 more
Source: ClinicalTrials.gov public record
Updated Feb 9, 2024 · Synced Oct 21, 2026, 2:40 PM EDT
Recruiting Phase 1Phase 2 Interventional

Lumbrokinase for Adults With Long Covid, Post-treatment Lyme Disease Syndrome, and Myalgic Encephalomyelitis/Chronic Fatigue Syndrome

NCT06511050
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 13, 2026 · Synced Oct 21, 2026, 2:40 PM EDT
Completed No phase listed Observational Results available

Home Air Quality Impact for Adults With Asthma

NCT05224076
View directory record Official record
Conditions
Asthma, Environmental Exposure, Home Environment Related Disease
Interventions
Home Air Quality
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 29, 2025 · Synced Oct 21, 2026, 2:40 PM EDT
Withdrawn Phase 2 Interventional

Hydroxychloroquine Treatment of Healthcare Workers With COVID19 Illness at Montefiore

NCT04350450
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 27, 2020 · Synced Oct 21, 2026, 2:40 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study to Evaluate the Safety, Tolerability, and Immunogenicity of an RNA Vaccine Candidate Against COVID-19 in Healthy Children

NCT04816643
View directory record Official record
Conditions
SARS-CoV-2 Infection, COVID-19
Interventions
Biological/Vaccine: BNT162b2 10mcg, BNT162b2 20mcg, BNT162b2 30mcg, Placebo, Biological/Vaccine: BNT162b2 3mcg
Biological · Other
Lead sponsor
BioNTech SE
Industry
Eligibility
6 Months to 15 Years
Enrollment
11,837 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
90
States / cities
Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 67 more
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Oct 21, 2026, 2:40 PM EDT
Completed No phase listed Observational

Clinical Correlates of COVID-19 Pandemic in Patients With Functional Movement Disorder (FMD) and Parkinson's Disease (PD)

NCT04565080
View directory record Official record
Conditions
Parkinson's Disease, Functional Movement Disorders, COVID-19
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 22, 2021 · Synced Oct 21, 2026, 2:40 PM EDT
Completed Phase 4 Interventional

Nebulized Heparin for the Treatment of COVID-19

NCT04723563
View directory record Official record
Conditions
Covid19, Pneumonia, Viral
Interventions
Heparin, 0.9%sodium chloride
Drug
Lead sponsor
Frederick Health
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Frederick, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 5, 2021 · Synced Oct 21, 2026, 2:40 PM EDT
Terminated Phase 2 Interventional

Can SARS-CoV-2 Viral Load and COVID-19 Disease Severity be Reduced by Resveratrol-assisted Zinc Therapy

NCT04542993
View directory record Official record
Conditions
Covid19, SARS-CoV Infection
Interventions
Zinc Picolinate, Resveratrol, Zinc Picolinate Placebo, Resveratrol Placebo
Dietary Supplement
Lead sponsor
Swedish Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 29, 2022 · Synced Oct 21, 2026, 2:40 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Evaluation of the Efficacy and Safety of Sarilumab in Hospitalized Patients With COVID-19

NCT04315298
View directory record Official record
Conditions
COVID-19
Interventions
Sarilumab, Placebo
Drug
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
1,912 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
62
States / cities
Los Angeles, California • Sacramento, California • Santa Monica, California + 42 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2021 · Synced Oct 21, 2026, 2:40 PM EDT
Completed No phase listed Observational

Pfizer-BioNTech COVID-19 Vaccine Effectiveness Study - Kaiser Permanente Southern California

NCT04848584
View directory record Official record
Conditions
COVID-19
Interventions
Primary Exposure Status of Pfizer-BioNTech COVID-19 Vaccine, BNT162b2 BA.4/5 bivalent, XBB.1.5-adapted vaccinated
Biological
Lead sponsor
Pfizer
Industry
Eligibility
0 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Pasadena, California
Source: ClinicalTrials.gov public record
Updated Jul 29, 2025 · Synced Oct 21, 2026, 2:40 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Aromatherapy for Stress and Burnout Among Healthcare Providers

NCT05114655
View directory record Official record
Conditions
Stress, Burnout, Professional, Stress, Job
Interventions
Herbaceous Essential Oil Blend, Citrus Essential Oil Blend, Inert Oil
Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
20 Years to 59 Years
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Franklin, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 31, 2022 · Synced Oct 21, 2026, 2:40 PM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Safety and Immunogenicity Trial of PepGNP-COVID19 Vaccine in Adults

NCT07183709
View directory record Official record
Conditions
COVID-19
Interventions
PepGNP-COVID19, Sterile Water for Injection
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 64 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
3
States / cities
Birmingham, Alabama • Washington D.C., District of Columbia • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated May 15, 2026 · Synced Oct 21, 2026, 2:40 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Community-engaged Optimization of COVID-19 Rapid Evaluation And TEsting Experiences

NCT05894655
View directory record Official record
Conditions
COVID-19, COVID-19 Pandemic
Interventions
COVID-19 walk-up, on-site testing strategy, Community Health Worker (CHW) leading testing navigation and general preventive care reminders, No-cost self-testing kit vending machines
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
Not listed
Enrollment
6,527 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
San Ysidro, California
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Oct 21, 2026, 2:40 PM EDT
Completed No phase listed Observational

An Observational Cohort Trial of Outcomes and Antibody Responses Following Treatment With COVID19 Convalescent Plasma in Hospitalized COVID-19 Patients

NCT04471051
View directory record Official record
Conditions
Covid19
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
255 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
6
States / cities
Aurora, Colorado • Colorado Springs, Colorado • Denver, Colorado + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2021 · Synced Oct 21, 2026, 2:40 PM EDT
Completed No phase listed Observational

Immunophenotyping Assessment in a COVID-19 Cohort

NCT04378777
View directory record Official record
Conditions
Coronavirus Disease 2019 (COVID-19), SARS-CoV-2
Interventions
Biological sample collection, Data Collection: Clinical Care Assessments
Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
1,227 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
17
States / cities
Tucson, Arizona • Los Angeles, California • San Francisco, California + 14 more
Source: ClinicalTrials.gov public record
Updated May 19, 2022 · Synced Oct 21, 2026, 2:40 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

ReSET Aim 1b: Restarting Safe Education and Testing for Children With Medical Complexity - COVID-19 Testing in School With Children and Staff

NCT04899245
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 17, 2024 · Synced Oct 21, 2026, 2:40 PM EDT