- Conditions
- Long COVID
- Interventions
- Acute Placebo Visit, Acute Progressive Carbon Dioxide, Acute Intermittent Hypoxia, Training: Progressive Carbon Dioxide Ramping, Training: Intermittent Hypoxic Exposure, Training: Placebo Control
- Other
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 45 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Scottsdale, Arizona
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–24
of 292
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV2), HIV
- Interventions
- No intervention
- Other
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 392 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2024
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Covid19
- Interventions
- BNT162b2 vaccine, JNJ-78436735 Vaccine
- Biological
- Lead sponsor
- Giselle Guerra
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 58 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Miami, Florida
- Conditions
- Long COVID, Post-Acute COVID-19 Syndrome
- Interventions
- Amantadine, Physical, Occupational, Speech Therapy, Provider Counseling, Medications for symptoms management
- Drug · Other
- Lead sponsor
- University of Texas Southwestern Medical Center
- Other
- Eligibility
- 20 Years to 65 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- Dallas, Texas
- Conditions
- Copd, Asthma, Covid19
- Interventions
- RESP
- Device
- Lead sponsor
- Strados Labs, Inc.
- Industry
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2021
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- COVID-19, Long COVID, Pulmonary Fibrosis, Post-acute Respiratory Complications of COVID-19
- Interventions
- BIO 300 Oral Suspension, Placebo
- Drug
- Lead sponsor
- Humanetics Corporation
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2025
- U.S. locations
- 4
- States / cities
- Aurora, Colorado • New York, New York • Houston, Texas
- Conditions
- Post-COVID-19 Syndrome, Fatigue Syndrome, Chronic
- Interventions
- Anhydrous Enol-Oxaloacetate, a "Medical Food", White Rice Flour
- Other
- Lead sponsor
- Terra Biological LLC
- Industry
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 70 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Salt Lake City, Utah
- Conditions
- Post-COVID-19 Syndrome
- Interventions
- CO-OP Procedures, Inactive Control Group
- Behavioral
- Lead sponsor
- University of Missouri-Columbia
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 65 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Columbia, Missouri
- Conditions
- Long COVID-19
- Interventions
- Low-dose sirolimus, Placebo
- Drug
- Lead sponsor
- Icahn School of Medicine at Mount Sinai
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Post-Coronavirus Disease 19
- Interventions
- Not listed
- Lead sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
- NIH
- Eligibility
- 18 Years to 100 Years
- Enrollment
- 1,590 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2027
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- 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
- Conditions
- Post-acute Sequelae of SARS-COV-2 Infection
- Interventions
- Not listed
- Lead sponsor
- The Board of Medicine
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 200 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Long COVID, Long Covid19, Post-Acute COVID-19, Post-Acute COVID-19 Syndrome, Post-Acute COVID-19 Infection, COVID Long-Haul
- Interventions
- Structured mindfulness intervention
- Behavioral
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 400 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Covid19
- Interventions
- Colgate Total Clean Mint, Tom's Botanically Bright Peppermint
- Drug
- Lead sponsor
- Colgate Palmolive
- Industry
- Eligibility
- 18 Years to 64 Years
- Enrollment
- 46 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2021
- U.S. locations
- 1
- States / cities
- Newark, New Jersey
- Conditions
- Covid19, Post-acute COVID-19 Respiratory Disease
- Interventions
- LYT-100, Placebo
- Drug · Other
- Lead sponsor
- PureTech
- Industry
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 185 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2022
- U.S. locations
- 15
- States / cities
- Birmingham, Alabama • Florence, Alabama • Los Angeles, California + 12 more
- Conditions
- Post COVID-19, Cognitive Dysfunction
- Interventions
- Parasym Device (of Parasym Ltd, UK) using Transcutaneous Vagus Nerve Stimulation (t-VNS)
- Device
- Lead sponsor
- Casa Colina Hospital and Centers for Healthcare
- Other
- Eligibility
- 18 Years to 85 Years · Female only
- Enrollment
- 25 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- Pomona, California
- Conditions
- Long COVID
- Interventions
- MY-Skills for Long COVID
- Behavioral
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 16 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Long COVID, Long Covid19, Long Covid-19
- Interventions
- IVIG + Coordinated Care, IVIG Placebo + Coordinated Care, Ivabradine + Coordinated Care, Ivabradine Placebo + Coordinated Care, IVIG + Usual Care, IVIG Placebo + Usual Care, Ivabradine + Usual Care, Ivabradine Placebo + Usual Care
- Drug
- Lead sponsor
- Kanecia Obie Zimmerman
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 381 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 50
- States / cities
- Opelika, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 45 more
- Conditions
- Stress, Psychological, Sleep Disturbance, Burnout, Caregiver, Posttraumatic Stress Disorder, Anxiety, Depression
- Interventions
- Nature Only, Nature+Mindfulness
- Behavioral
- Lead sponsor
- National Institutes of Health Clinical Center (CC)
- NIH
- Eligibility
- 18 Years and older
- Enrollment
- 54 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2024
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Post-Acute COVID-19 Syndrome, ME/CFS, Rheumatic Arthritis, Juvenile Rheumatoid Arthritis (JRA), Psoriatic Arthritis (PsA), Ankylosing Spondylitis (AS), Autoimmune Encephalitis, Celiac Disease, Celiac Disease in Children, Chronic Lyme Disease, Post-treatment Lyme Disease Syndrome, Crohn's Disease, Dysautonomia, Anorexia Nervosa, Bulimia Nervosa, ARFID, Avoidant / Restrictive Food Intake Disorder, Ehlers Danlos Syndrome, Endometriosis, Fibromyalgia (FM), Long COVID, Lupus, Migraines, Mast Cell Activation Syndrome, Multiple Sclerosis, Myalgic Encephalomyelitis (ME), Myasthenia Gravis, Generalized, Myasthenia Gravis in Children, Narcolepsy, Obsessive Compulsive Disorder (OCD), PANDAS, Pediatric Acute-onset Neuropsychiatric Syndrome (PANS), POTS - Postural Orthostatic Tachycardia Syndrome, General Anxiety Disorder, Social Anxiety Disorder, PTSD - Post Traumatic Stress Disorder, Psoriasis, Traumatic Brain Injury, Tourette's Syndrome, Inflammatory Bowel Disease (IBD), Autoimmune Diseases, Neurological Diseases or Conditions, Psychiatric Disorder, Sjogren's Syndrome, Ulcerative Colitis and Crohn's Disease
- Interventions
- Not listed
- Lead sponsor
- Brain Inflammation Collaborative
- Other
- Eligibility
- 2 Years and older
- Enrollment
- 10,000 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2030
- U.S. locations
- 1
- States / cities
- Delafield, Wisconsin
- Conditions
- Pancreatitis, Chronic, Sarcoidosis, VCP Disease, Long COVID, PCD, Symptoms and Signs, Wearables
- Interventions
- Observational - no intervention
- Other
- Lead sponsor
- 4YouandMe
- Other
- Eligibility
- 14 Years and older
- Enrollment
- 239 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Long COVID
- Interventions
- Fermented foods, Control
- Other
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Covid19, Echocardiography, Ultrasound
- Interventions
- Point of care ultrasound including echocardiography, lung ultrasound, vascular ultrasound
- Diagnostic Test
- Lead sponsor
- University of Louisville
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 98 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2024
- U.S. locations
- 1
- States / cities
- Louisville, Kentucky
- 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