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ClinicalTrials.gov public records Last synced Sep 9, 2026, 3:21 PM EDT

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Showing 1–24 of 2,341 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: SARS CoV 2 Infection Clear all
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study on the Immune Response and Safety of a Vaccine Against Respiratory Syncytial Virus (RSV) When Given Alone and Together With a COVID-19 mRNA Vaccine in Adults Aged 50 Years and Above

NCT06374394
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections
Interventions
RSVPreF3 OA investigational vaccine, COVID-19 mRNA vaccine
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years and older
Enrollment
841 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
8
States / cities
Coral Gables, Florida • Savannah, Georgia • Evansville, Indiana + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 25, 2025 · Synced Sep 9, 2026, 3:21 PM EDT
Completed Phase 2 Interventional Results available

A Study to Learn About the Study Medicines (Nirmatrelvir Plus Ritonavir) in People Aged 12 Years or Older With COVID-19 and a Compromised Immune System

NCT05438602
View directory record Official record
Conditions
COVID-19
Interventions
Nirmatrelvir, Ritonavir, Placebo for nirmatrelvir, Placebo for ritonavir
Drug
Lead sponsor
Pfizer
Industry
Eligibility
12 Years and older
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
25
States / cities
San Francisco, California • Washington D.C., District of Columbia • Doral, Florida + 15 more
Source: ClinicalTrials.gov public record
Updated Sep 22, 2024 · Synced Sep 9, 2026, 3:21 PM EDT
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Hydroxychloroquine Post Exposure Prophylaxis for Coronavirus Disease (COVID-19)

NCT04318444
View directory record Official record
Conditions
COVID-19, Corona Virus Infection
Interventions
Hydroxychloroquine, Placebo oral tablet
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 24, 2024 · Synced Sep 9, 2026, 3:21 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 Vaccine Confidence Among Pregnant Women and Mothers

NCT04694664
View directory record Official record
Conditions
Pregnancy Related, Mothers
Interventions
This is an online survey with no intervention.
Other
Lead sponsor
Pregistry
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
18,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 4, 2021 · Synced Sep 9, 2026, 3:21 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

A Study to Explore the Role of Gut Flora in COVID-19 Infection

NCT04359836
View directory record Official record
Conditions
Gut Microbiome, Gastrointestinal Microbiome, COVID, COVID-19, Corona Virus Infection, Coronavirus, Coronaviridae Infections, Coronavirus 19, Coronavirus-19, COVID 19
Interventions
There is no intervention in this study
Other
Lead sponsor
ProgenaBiome
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
Ventura, California
Source: ClinicalTrials.gov public record
Updated Jun 4, 2025 · Synced Sep 9, 2026, 3:21 PM EDT
Completed Not applicable Interventional Results available

Q-POC SARS-CoV-2 Assay COVID-19 Clinical Evaluation

NCT05614011
View directory record Official record
Conditions
COVID-19
Interventions
RT-PCR Test, Real-time PCR Test
Diagnostic Test
Lead sponsor
QuantuMDx Group Ltd
Industry
Eligibility
18 Years and older
Enrollment
877 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
3
States / cities
Miami, Florida • Knoxville, Tennessee • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 27, 2024 · Synced Sep 9, 2026, 3:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Implementation of COVID-19 Testing Strategies in Community Health Centers

NCT04802187
View directory record Official record
Conditions
Covid19
Interventions
RADx CHCs testing intervention strategy, Usual care control
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
Not listed
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 7, 2023 · Synced Sep 9, 2026, 3:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Palmitoylethanolamide on Proinflammatory Markers in Adults Recently Diagnosed With COVID-19

NCT04912921
View directory record Official record
Conditions
Inflammation, COVID19
Interventions
palmitoylethanolamide, Placebo, Curcumin, Control (microcrystalline cellulose)
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 65 Years
Enrollment
115 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 7, 2023 · Synced Sep 9, 2026, 3:21 PM EDT
Withdrawn Phase 2 Interventional

Fluvoxamine to Augment Olfactory Recovery For Long COVID-19 Parosmia

NCT05216614
View directory record Official record
Conditions
COVID-19, Olfactory Disorder, Parosmia
Interventions
Fluvoxamine, Placebo
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 10, 2022 · Synced Sep 9, 2026, 3:21 PM EDT
Completed No phase listed Observational

Famotidine Outpatient COVID-19 Treatment Study

NCT04389567
View directory record Official record
Conditions
COVID-19
Interventions
Famotidine
Drug
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Cold Spring Harbor, New York
Source: ClinicalTrials.gov public record
Updated May 5, 2023 · Synced Sep 9, 2026, 3:21 PM EDT
Terminated Not applicable Interventional Results available

PROmotion of COvid-19 VA(X)Ccination in the Emergency Department - PROCOVAXED

NCT05142332
View directory record Official record
Conditions
Covid-19 Vaccine, Vaccine Hesitancy
Interventions
Covid-19 vaccine education materials
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
541 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
7
States / cities
San Francisco, California • Durham, North Carolina • Philadelphia, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 12, 2023 · Synced Sep 9, 2026, 3:21 PM EDT
Completed Phase 2 Interventional Results available

Steroid Dosing by bioMARker Guided Titration in Critically Ill Patients With Pneumonia

NCT03852537
View directory record Official record
Conditions
Pneumonia
Interventions
Methylprednisolone, Usual Care
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 15, 2021 · Synced Sep 9, 2026, 3:21 PM EDT
Completed No phase listed Observational

COVID Breath Test - Ancon

NCT04760639
View directory record Official record
Conditions
Covid19
Interventions
Breath test
Diagnostic Test
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 13, 2022 · Synced Sep 9, 2026, 3:21 PM EDT
Completed Not applicable Interventional Results available

RECOVER-NEURO: Platform Protocol, Appendix_A to Measure the Effects of BrainHQ, PASC CoRE and tDCS Interventions on Long COVID Symptoms

NCT05965739
View directory record Official record
Conditions
Long COVID, Long Covid19, Long Covid-19
Interventions
BrainHQ/Active Comparator Activity, BrainHQ, PASC CoRE, tDCS-active, tDCS-sham
Other · Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
328 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 9, 2026, 3:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Assessment of N-95 Facemask for Use in COVID-19 Pandemic in Case of Shortage of Personal Protective Equipment

NCT04416919
View directory record Official record
Conditions
Coronavirus Infection, Disease Prevention
Interventions
Assembled mask
Other
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Mar 7, 2024 · Synced Sep 9, 2026, 3:21 PM EDT
Not listed Not applicable Interventional

Weathering the Storm: Lung, Heart, and Brain Vascular Rehabilitation for COVID-19

NCT04887272
View directory record Official record
Conditions
Covid19
Interventions
Supervised Exercise Training Protocol, Inspiratory Muscle and Exercise Training
Other
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 13, 2021 · Synced Sep 9, 2026, 3:21 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Transplacental Transmission of RSV (TTRSV)

NCT05443607
View directory record Official record
Conditions
SARS CoV 2 Infection, Respiratory Syncytial Virus (RSV), Bronchiolitis, Asthma
Interventions
Not listed
Lead sponsor
Tulane University
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2028
U.S. locations
2
States / cities
Metairie, Louisiana • New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced Sep 9, 2026, 3:21 PM EDT
Completed Not applicable Interventional Results available

Lift Mobile Mindfulness for COVID-19 Distress Symptoms

NCT04581200
View directory record Official record
Conditions
COVID-19, Cardiorespiratory Failure
Interventions
Lift
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
4
States / cities
Aurora, Colorado • Ann Arbor, Michigan • Durham, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2023 · Synced Sep 9, 2026, 3:21 PM EDT
Completed Phase 2Phase 3 Interventional Results available

EPIC-HR: Study of Oral PF-07321332/Ritonavir Compared With Placebo in Nonhospitalized High Risk Adults With COVID-19

NCT04960202
View directory record Official record
Conditions
COVID-19
Interventions
PF-07321332, Ritonavir, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
2,091 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
73
States / cities
Pelham, Alabama • Mesa, Arizona • Tucson, Arizona + 46 more
Source: ClinicalTrials.gov public record
Updated Jul 9, 2025 · Synced Sep 9, 2026, 3:21 PM EDT
Active, not recruiting No phase listed Observational

Long-Term Outcomes After the Multisystem Inflammatory Syndrome in Children

NCT05287412
View directory record Official record
Conditions
Multisystem Inflammatory Syndrome in Children (MIS-C)
Interventions
Not listed
Lead sponsor
Carelon Research
Other
Eligibility
Up to 21 Years
Enrollment
1,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
32
States / cities
Tuscaloosa, Alabama • Phoenix, Arizona • Los Angeles, California + 29 more
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Sep 9, 2026, 3:21 PM EDT
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 9, 2026, 3:21 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Health System Methods to Improve Nursing Retention Amidst Ongoing COVID-19 Pandemic: a Mixed Method Study

NCT05269277
View directory record Official record
Conditions
Motivational Factors for Nurse Retention, Nurse Well-being
Interventions
Not listed
Lead sponsor
Poudre Valley Health System
Other
Eligibility
Not listed
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Loveland, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 7, 2025 · Synced Sep 9, 2026, 3:21 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

NOWDx Test for the Detection of Antibodies to COVID-19 in Lay Persons

NCT04799392
View directory record Official record
Conditions
COVID-19, SARS-CoV-2, Coronavirus
Interventions
NOWDx COVID-19 Test
Device
Lead sponsor
NOWDiagnostics, Inc.
Industry
Eligibility
2 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
5
States / cities
Fayetteville, Arkansas • Anoka, Minnesota • Nixa, Missouri + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Sep 9, 2026, 3:21 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Study of Remdesivir in Participants Below 18 Years Old With COVID-19

NCT04431453
View directory record Official record
Conditions
COVID-19
Interventions
Remdesivir
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
Up to 18 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
22
States / cities
Birmingham, Alabama • Los Angeles, California • Madera, California + 17 more
Source: ClinicalTrials.gov public record
Updated Feb 5, 2024 · Synced Sep 9, 2026, 3:21 PM EDT