Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 15, 2026, 3:42 AM EDT

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Showing 673–696 of 1,948 matching trials from the live ClinicalTrials.gov search.
Completed No phase listed Observational

Predictors of Severe COVID-19 Outcomes

NCT04388813
Conditions
Acute Respiratory Distress Syndrome, COVID-19
Interventions
Not listed
Lead sponsor
Verily Life Sciences LLC
Industry
Eligibility
18 Years and older
Enrollment
494 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
8
States / cities
Tucson, Arizona • Los Angeles, California • Chicago, Illinois + 4 more
Conditions
Sars-CoV2, COVID-19
Interventions
Favipiravir, Placebo, Standard of care treatment
Drug · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
149 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Stanford, California
Conditions
Covid19
Interventions
Hyperpolarized Xe129
Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Kansas City, Kansas
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
Completed No phase listed Observational Accepts healthy volunteers

Non-invasive Biometric Monitoring in Nursing Homes to Fight COVID-19

NCT04548895
Conditions
Covid19, Community-Acquired Respiratory Tract Infection
Interventions
Observational measurement of biometric data. No change to health care provided.
Device
Lead sponsor
Health Stream Analytics, LLC
Industry
Eligibility
Not listed
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Pasco, Washington
Conditions
COVID-19 Infection, Hematopoietic and Lymphatic System Neoplasm, Malignant Solid Neoplasm
Interventions
Biospecimen Collection, Survey Administration
Procedure · Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
6 Months to 37 Years
Enrollment
549 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
72
States / cities
Birmingham, Alabama • Kingman, Arizona • Oakland, California + 50 more
Conditions
SARS-CoV-2, COVID-19, Post-Acute COVID-19 Syndrome
Interventions
Pfizer-BioNTech COVID-19 mRNA vaccine
Biological
Lead sponsor
Pfizer
Industry
Eligibility
6 Months and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
New York, New York
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

A Study to Learn About a COVID-19 Vaccine in Healthy Adults 50 Through 64 Years of Age

NCT07300839
Conditions
COVID-19, SARS-COV-2 Infection
Interventions
BNT162b2 Vaccine, Placebo
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
50 Years to 64 Years
Enrollment
5,240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
196
States / cities
Anniston, Alabama • Athens, Alabama • Birmingham, Alabama + 148 more
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Coronavirus Disease 2019
Interventions
Carrimycin, Placebo
Drug
Lead sponsor
Shenyang Tonglian Group CO., Ltd
Industry
Eligibility
18 Years and older
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Amarillo, Texas
Conditions
COVID-19
Interventions
PBI-0451 (Pomotrelvir), Placebo
Drug
Lead sponsor
Pardes Biosciences, Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
242 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
54
States / cities
Mesa, Arizona • Bakersfield, California • Canoga Park, California + 41 more
Completed Early Phase 1 Interventional Accepts healthy volunteers

Long COVID-19 [11C]CPPC Study

NCT06223971
Conditions
COVID Long-Haul
Interventions
[11C]CPPC Injection
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Long COVID
Interventions
Amygdala insula retraining
Behavioral
Lead sponsor
Miami VA Healthcare System
Federal
Eligibility
Not listed
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
3
States / cities
Fort Lauderdale, Florida • Miami, Florida
Conditions
COVID-19
Interventions
STI-9199, Placebo
Drug
Lead sponsor
Sorrento Therapeutics, Inc.
Industry
Eligibility
12 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chula Vista, California
Completed No phase listed Observational Accepts healthy volunteers

Biomarkers of Trained Immunity Following MMR Vaccination

NCT04646239
Conditions
Covid19
Interventions
Heterologous stimuli, Neutralization assay
Diagnostic Test
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
COVID-19
Interventions
Atorvastatin
Drug
Lead sponsor
Mount Auburn Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Cambridge, Massachusetts
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Drum Circle Synchrony Study 2c.a.

NCT06513845
Conditions
Mental Health Issue, COVID-19
Interventions
Communal drumming recordings
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
2
States / cities
New Haven, Connecticut
Conditions
COVID-19, SARS-CoV-2, Furin, RGMc Processing, Paired Basic Amino Acid Cleaving Enzyme (PACE)
Interventions
Not listed
Lead sponsor
Center Trials & Treatment
Other
Eligibility
18 Years and older
Enrollment
2,432 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
4
States / cities
Jacksonville, Florida • Ocala, Florida • Charleston, South Carolina + 1 more
Completed Phase 2 Interventional Results available

Ramipril for the Treatment of COVID-19

NCT04366050
Conditions
COVID-19
Interventions
Ramipril 2.5 MG Oral Capsule, Placebo oral capsule
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
La Jolla, California
Conditions
Vaccination Refusal, COVID-19
Interventions
Factual messages, Narrative message, Mixed message
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
2,409 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
COVID-19 Infection, Hematopoietic and Lymphoid Cell Neoplasm, Malignant Solid Neoplasm
Interventions
Questionnaire Administration
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Houston, Texas
Conditions
Covid19, Viral Syndrome
Interventions
Treadmill Exercise, Concentrated Oxygen, Concentrated Air
Other
Lead sponsor
Noah Greenspan
Other
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New York, New York
Recruiting Not applicable Interventional

Care for Veterans Post-COVID-19

NCT05787379
Conditions
Post-Acute COVID-19 Syndrome
Interventions
Concordant Care Training, Education Packet Training
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Not listed
Enrollment
348 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
East Orange, New Jersey
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