- Conditions
- Post-Acute COVID-19 Syndrome
- Interventions
- Keytruda
- Drug
- Lead sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
- NIH
- Eligibility
- 18 Years to 110 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2028
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
Long COVID clinical trials
Directory of U.S. ClinicalTrials.gov public records for Long COVID. Browse Long COVID recruiting trials, filter by phase, sponsor, location, or intervention, and open the official ClinicalTrials.gov study record for each result.
By the Clinical Trials Finder editorial team Guidance last reviewed June 10, 2026 Data synced July 22, 2026 Report an issue
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
How Long COVID studies are organized in the registry
Terminology for this condition is unusually inconsistent across the registry: the same kind of study may be filed under “long COVID,” “post-acute sequelae of SARS-CoV-2,” the abbreviation PASC, or “post-COVID conditions.” Trying more than one of these terms is the single most effective way to avoid missing records.
These describe how studies tend to be titled and grouped on ClinicalTrials.gov — they are search vocabulary, not medical guidance.
Live official records
Open in full search- 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
- 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
- Systemic Inflammation, Neuroinflammation, Microvascular Thrombosis
- Interventions
- IV normal saline, IV immunoglobulin
- Drug
- Lead sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
- NIH
- Eligibility
- 18 Years to 100 Years
- Enrollment
- 45 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2026
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Long COVID
- Interventions
- Heat therapy, Sham Control, Walking
- Behavioral
- Lead sponsor
- University of Nebraska
- Other
- Eligibility
- 50 Years to 90 Years
- Enrollment
- 99 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2029
- U.S. locations
- 1
- States / cities
- Omaha, Nebraska
- Conditions
- Long COVID, Long COVID Syndrome, Long COVID-19 Syndrome, PASC, PASC Post Acute Sequelae of COVID 19
- Interventions
- accelerated intermittent theta burst stimulation
- Device
- Lead sponsor
- University of New Mexico
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2029
- U.S. locations
- 1
- States / cities
- Albuquerque, New Mexico
- Conditions
- Long COVID, Long Covid19, Long Covid-19
- Interventions
- Personalized Cardiopulmonary Rehabilitation, Education
- Behavioral · Other
- Lead sponsor
- Duke University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 360 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- Long COVID, Long COVID-19, Sleep Disturbance
- Interventions
- Melatonin, Melantonin Placebo, Tailored lighting (TL) Active, Tailored lighting (TL) Placebo
- Drug · Device
- Lead sponsor
- Duke University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 469 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- Long COVID, Post Acute Sequelae of COVID-19
- Interventions
- 11C-PS13
- Drug
- Lead sponsor
- National Institute of Mental Health (NIMH)
- NIH
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2029
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Long Covid-19, PASC Post Acute Sequelae of COVID 19, Brain Fog, Fatigue
- Interventions
- rTMS
- Device
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- PASC Post Acute Sequelae of COVID-19
- Interventions
- Not listed
- Lead sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
- NIH
- Eligibility
- 18 Years to 110 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Long COVID, Long COVID-19, Hypersomnia
- Interventions
- Modafinil, Modafinil Placebo, Solriamfetol, Solriamfetol Placebo
- Drug
- Lead sponsor
- Duke University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 361 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
About this Long COVID clinical trials directory page
- What this page lists
- U.S. ClinicalTrials.gov public records that list Long COVID as a study condition, including recruiting, not yet recruiting, and active not recruiting trials across phase 1, phase 2, and phase 3.
- How to narrow results
- Use the filters above to scope by intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, age, or NCT ID within Long COVID.
- Where the data comes from
- Records are sourced from the official ClinicalTrials.gov public API. Each result links back to the official study page, which is the source of truth for eligibility, enrollment, and contact information.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, ranking of trials by quality, or AI-generated medical summaries.
Related: all condition pages, browse by drug or therapy, browse by U.S. city, browse by sponsor, or open the full search for Long COVID.