Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 19, 2026, 4:29 AM EDT

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Showing 1–24 of 235 matching trials from the live ClinicalTrials.gov search.
Conditions
Post-acute Sequelae of COVID-19, Long COVID
Interventions
Valacyclovir, Celecoxib, Paxlovid, Placebo
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Completed Phase 2 Interventional Results available

Effect of Lithium Therapy on Long COVID Symptoms

NCT05618587
Conditions
Long COVID
Interventions
Lithium, Placebo
Drug
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years to 80 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Williamsville, New York
Completed Not applicable Interventional Accepts healthy volunteers

Yogic Breathing and Guided Meditation for Long Covid Symptoms

NCT05139979
Conditions
COVID-19, Stress, Shortness of Breath
Interventions
Breathing and Wellness Webinar, Routine Daily Activity
Behavioral · Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Long COVID, Long Covid19
Interventions
Experimental: Paxlovid 25 day dosing, Experimental: Paxlovid 15 day dosing, Placebo Comparator: Control
Drug
Lead sponsor
Kanecia Obie Zimmerman
Other
Eligibility
18 Years and older
Enrollment
963 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
68
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 51 more
Completed Not applicable Interventional Results available

Vagal Nerve Stimulation for Post COVID Fatigue

NCT05445427
Conditions
Post COVID Syndrome, Fatigue, Headache
Interventions
vagal nerve stimulator
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Efficacy and Safety of NVX-CoV2705

NCT07086222
Conditions
COVID-19, Sars-CoV-2 Infection
Interventions
NVX-CoV2705, Placebo
Biological
Lead sponsor
Novavax
Industry
Eligibility
50 Years to 65 Years
Enrollment
6,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
99
States / cities
Athens, Alabama • Birmingham, Alabama • Gadsden, Alabama + 88 more
Conditions
Post-Acute COVID-19 Syndrome
Interventions
Probiotic Agent, Placebo
Drug · Other
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
194 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Post-acute Corona Virus 19 (COVID-19) (Long COVID)
Interventions
RSLV-132, Sodium Chloride 0.9%
Drug
Lead sponsor
Resolve Therapeutics
Industry
Eligibility
18 Years to 75 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
5
States / cities
Mobile, Alabama • Coral Gables, Florida • Pompano Beach, Florida + 2 more
Not listed Phase 1 Interventional Accepts healthy volunteers

Northwest Therapies Trauma Psilocybin Study Compassionate Use Study

NCT05042466
Conditions
Trauma, Nervous System
Interventions
Trauma
Drug
Lead sponsor
NWTraumatherapies
Network
Eligibility
21 Years to 99 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Bozeman, Montana
Conditions
Post-COVID / Long-COVID
Interventions
Placebo, Sipavibart
Drug · Biological
Lead sponsor
Nancy Klimas
Other
Eligibility
18 Years to 70 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Fort Lauderdale, Florida
Conditions
SARS-CoV-2
Interventions
Not listed
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
Not listed
Enrollment
50,000,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
New York, New York
Conditions
Long COVID, Long COVID-19, Post Acute COVID-19 Syndrome, Post Acute Sequelae of COVID-19
Interventions
Larazotide Acetate, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
7 Years to 50 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Phase 2Phase 3 Interventional Results available

Fluvoxamine for Long COVID-19

NCT05874037
Conditions
Long COVID
Interventions
Fluvoxamine
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
25 Years and older
Enrollment
191 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
COVID-19 Lower Respiratory Infection, SARS-CoV2 Infection
Interventions
Osteopathic Manipulative Therapy
Other
Lead sponsor
Ohio University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Dublin, Ohio
Recruiting Not applicable Interventional Accepts healthy volunteers

Home-Based Exercise Tele-Rehabilitation After COVID-19

NCT05425264
Conditions
Post SARS-CoV2 (COVID-19)
Interventions
Tele-exercise
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years to 85 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Covid19
Interventions
Not listed
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 80 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Galveston, Texas
Conditions
2019 Novel Coronavirus Disease, 2019 Novel Coronavirus Infection, 2019-nCoV Disease, 2019-nCoV Infection, COVID-19, COVID-19 Pandemic, COVID-19 Virus Disease, COVID-19 Virus Infection, Covid19, Coronavirus Disease 2019, SARS-CoV2 Infection, SARS-CoV-2 Acute Respiratory Disease
Interventions
Famotidine, Celecoxib, Placebo
Drug
Lead sponsor
Leidos Life Sciences
Industry
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
15
States / cities
Newport Beach, California • Miami, Florida • Atlanta, Georgia + 12 more
Conditions
Post Covid-19 Respiratory, Dyspnea, SARS-CoV 2
Interventions
Respiratory Music Therapy Protocol
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
New York, New York
Conditions
Long COVID, Brain Fog, Cognitive Impairment, Cognitive Dysfunction, Post-Acute COVID-19 Syndrome
Interventions
Processing Speed Training, In-lab Instrumental Activities of Daily Living Training, In-lab Brain Health Training, Transfer Package, Follow Up Phone Calls, Vocational Rehabilitation, Peer Mentoring, Reaction Time Training, Trans-auricular Vagus Nerve Stimulation: High Intensity, Trans-auricular Vagus Nerve Stimulation: Low Intensity
Behavioral · Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Not applicable Interventional Results available

Intermittent Fasting and a No-Sugar Diet for Long COVID Symptoms

NCT06214455
Conditions
Long Covid19, Long COVID
Interventions
Low sugar diet and 10-12 hour eating window, Low sugar diet, 8 hour eating window and fasting
Other
Lead sponsor
Pacific Northwest University of Health Sciences
Other
Eligibility
19 Years to 69 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Boulder, Colorado • Yakima, Washington
Active, not recruiting Not applicable Interventional

tVNS in Long COVID-19

NCT06585254
Conditions
Long COVID, Chronic Fatigue Syndrome
Interventions
Transcutaneous vagus nerve stimulator
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
21 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
New York, New York
Recruiting Not applicable Interventional

The Long COVID-19 Wearable Device Study

NCT05741112
Conditions
Long COVID, Postural Orthostatic Tachycardia Syndrome, Dysautonomia, Myalgic Encephalomyelitis, Chronic Fatigue Syndrome, Long Covid19
Interventions
Wearable device
Device
Lead sponsor
Scripps Translational Science Institute
Other
Eligibility
18 Years and older
Enrollment
100,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
La Jolla, California
Conditions
SARS-CoV-2 Infection, COVID-19, Coronavirus Infection, SARS (Severe Acute Respiratory Syndrome)
Interventions
Not listed
Lead sponsor
University of Washington
Other
Eligibility
10 Years and older
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Seattle, Washington
Conditions
COVID-19, Sleep Apnea
Interventions
Continuous positive airway pressure
Device
Lead sponsor
Venkatesh Krishnamurthy
Other
Eligibility
18 Years to 75 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania