Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 4, 2026, 6:40 PM EDT

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Showing 1–24 of 213 matching trials from the live ClinicalTrials.gov search.
Conditions
COVID-19
Interventions
Cetirizine, Famotidine, Cetirizine Placebo, Famotidine Placebo
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
4
States / cities
Atlanta, Georgia
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Longitudinal At Home Smell Testing to Detect Infection by SARS-CoV-2

NCT05040659
Conditions
Anosmia, Asymptomatic COVID-19, COVID-19 Respiratory Infection, Influenza, Healthy, PASC Post Acute Sequelae of COVID 19
Interventions
AROMHA Longitudinal Smell Test
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 100 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Long COVID
Interventions
WATER+CT, Usual Care
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 89 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Post-acute COVID-19 (PACS), or "long COVID" Syndrome
Interventions
Surveys
Other
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Murray, Utah
Completed No phase listed Observational

Yale COVID-19 Recovery Study

NCT04895189
Conditions
Covid19 Sequelae
Interventions
No intervention
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Post-Concussion Syndrome, COVID Long-Haul, COVID-19
Interventions
percutaneous electrical nerve-field stimulation, PENFS, percutaneous electrical nerve-field stimulation, PENFS (sham device), percutaneous electrical nerve-field stimulation, PENFS (COVID active device)
Device
Lead sponsor
Children's Hospital of Orange County
Other
Eligibility
11 Years to 18 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Orange, California
Active, not recruiting Not applicable Interventional Results available

Home-based Brain Stimulation Treatment for Post-acute Sequelae of COVID-19 (PASC)

NCT05092516
Conditions
Dysexecutive Syndrome, Post-Acute Sequelae of COVID-19
Interventions
Active tDCS, Sham tDCS
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Charlestown, Massachusetts
Conditions
Long COVID, Long Covid19
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 100 Years
Enrollment
5,205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional

RECOVER-ENERGIZE Platform Protocol

NCT06404047
Conditions
Long COVID, Long Covid19, Long Covid-19
Interventions
Personalized Cardiopulmonary Rehabilitation, Structured Pacing, Education, Usual Care
Behavioral · Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
660 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
42
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 33 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
Post-Acute COVID-19 Syndrome, COVID-19
Interventions
On Site Exercise Rehabilitation
Other
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
18 Years to 90 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Torrance, California
Conditions
Long COVID, Post-COVID19 Condition, Post-Acute COVID19 Syndrome
Interventions
Amantadine
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Tinnitus
Interventions
DMSO-based otic solution with betahistine, dexamethasone, and lidocaine, DMSO-based transdermal cream with levocarnitine and N-acetylcysteine
Drug
Lead sponsor
Leading Edge Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Ithaca, New York
Completed Phase 2Phase 3 Interventional Results available

Effects of Sodium Pyruvate Nasal Spray in COVID-19 Long Haulers.

NCT04871815
Conditions
Long COVID
Interventions
sodium pyruvate nasal spray
Drug
Lead sponsor
Cellular Sciences, inc.
Industry
Eligibility
18 Years to 40 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Springfield, Missouri
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
Reproductive Disorder, Neurodegeneration, SARS-CoV 2, Long COVID
Interventions
Kisspeptin 112-121
Drug
Lead sponsor
Stephanie B. Seminara, MD
Other
Eligibility
18 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Covid19, Long COVID-19, Post-COVID-19 Syndrome
Interventions
Naltrexone, NAD+
Drug · Dietary Supplement
Lead sponsor
AgelessRx
Industry
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Long COVID
Interventions
Nirmatrelvir, Ritonavir, Placebo
Drug
Lead sponsor
Harlan M Krumholz
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
New Haven, Connecticut
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Multiparametric [18F]F-AraG Imaging in Post-Acute Sequelae of COVID-19 (PASC)

NCT07076862
Conditions
PASC Post Acute Sequelae of COVID-19
Interventions
A.1 - [¹⁸F]F-AraG PET/CT (90-min dynamic + 4-h static), A.2 - [¹⁸F]F-AraG PET/CT (60-min dynamic only), B.1 - [¹⁸F]F-AraG PET/CT (90-min dynamic + 4-h static), B.2 - [¹⁸F]F-AraG PET/CT (60-min dynamic only)
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
2
States / cities
Sacramento, California • San Francisco, California
Conditions
Long COVID, Dysautonomia
Interventions
Mindfulness - Mindful Awareness Practices ( MAPs)
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 54 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Traumatic Brain Injury, Fatigue, Cognitive Impairment, COVID-19
Interventions
Somatropin
Drug
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 70 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Galveston, Texas
Conditions
Long COVID
Interventions
Biosound Therapy System
Device
Lead sponsor
Anxiety Relief Center
Other
Eligibility
20 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Fishers, Indiana
Recruiting No phase listed Observational Accepts healthy volunteers

Dysbiosis & Long COVID

NCT06825819
Conditions
COVID-19
Interventions
Subjects with and without Long COVID
Biological
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 80 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Postacute Sequelae of Sars-CoV-2, Post-Acute COVID-19 Syndrome, Widespread Chronic Pain, Fatigue Syndrome, Chronic, Gait, Unsteady
Interventions
TENS - high-dose, TENS - low-dose
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Houston, Texas