- Conditions
- Long COVID
- Interventions
- N-803 (IL-15 Superagonist)
- Drug
- Lead sponsor
- ImmunityBio, Inc.
- Industry
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- San Francisco, California
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 Clinical Trials Finder Guidance last reviewed June 10, 2026 Data synced October 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.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
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
- Post-acute Sequelae of SARS-CoV-2 Infection
- Interventions
- Not listed
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 136 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2030
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- COVID-19
- Interventions
- Bronchoscopies and Bronchoalveolar Lavages (BALs), Chest Tomography (CT), Electrocardiogram (ECG), Pulmonary function tests (PFTs), 6 minute walk test (6MWT)
- Procedure · Diagnostic Test
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 67 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2027
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- 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
- COVID-19, Post Acute Sequelae of COVID-19, Long COVID, Organ Dysfunction Syndrome, Multiple, Frailty Syndrome
- Interventions
- Blood and nasal swab sampling
- Other
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 600 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2026
- U.S. locations
- 7
- States / cities
- Los Angeles, California • Sylmar, California • Torrance, California + 3 more
- Conditions
- Post-Acute COVID-19 Syndrome
- Interventions
- HOPE-LC~Espanol
- Behavioral
- Lead sponsor
- Icahn School of Medicine at Mount Sinai
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 25 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Post-COVID Condition, Fatigue Symptom
- Interventions
- Abrocitinib, Placebo
- Drug
- Lead sponsor
- Beth Israel Deaconess Medical Center
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 46 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- 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
- Conditions
- Smell Dysfunction, Olfactory Disorder, Long COVID
- Interventions
- Trigeminal Nerve Stimulation (TNS), Active Smell Training (ST), Placebo Smell Training (PBO)
- Device · Other
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 145 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2028
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- Conditions
- Long COVID, Post Acute Sequelae of COVID-19, Post-Acute COVID-19
- Interventions
- Ensitrelvir, Placebo
- Drug · Other
- Lead sponsor
- Timothy Henrich
- Other
- Eligibility
- 18 Years to 69 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- San Francisco, California
- Conditions
- Long Covid
- Interventions
- Attention Training, Music Group
- Other
- Lead sponsor
- Shirley Ryan AbilityLab
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 58 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Neuro-PASC, Long COVID
- Interventions
- Not listed
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 200 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2028
- U.S. locations
- 2
- States / cities
- Portland, Oregon • Mountain Home, Tennessee
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.