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Post-Acute COVID-19 Syndrome: early-phase trial registry
9 of 15 indexed Post-Acute COVID-19 Syndrome trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #1,140 of 28,707 conditions by registered trial count.
15 US clinical trials · 9 currently recruiting · #1,140 of 28,707 conditions by registered trial count
Post-Acute COVID-19 Syndrome: 15 US clinical trials tracked, 9 recruiting.
Post-Acute COVID-19 Syndrome is the subject of 15 registered US clinical trials on ClinicalTrials.gov, 9 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 4 in Phase 1-2 (earlier-stage). The most active sponsor is Vanderbilt University Medical Center, running 2 of these trials.
Enrollment posture brief
Registry condition post-acute-covid-19-syndrome
OPEN 9 | RECR 60% | LATE 0 | EARLY 4 | RANK #1140 | SPON 2
Volume-matched condition peers
Nearest open-share peer: Abuse, Drug (60% recruiting · 5 trials)
Post-Acute COVID-19 Syndrome lists 9 open slots (60% of 15 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Post-Acute COVID-19 Syndrome on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Post-Acute COVID-19 Syndrome is recruiting above its size-band peers.
9 of 15 indexed trials (60%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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Sponsorship of Post-Acute COVID-19 Syndrome trials is spread across many organizations.
Vanderbilt University Medical Center accounts for 2 of 15 trials (13.3%). 14 distinct sponsors appear on at least one study for this condition label.
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Most Post-Acute COVID-19 Syndrome trials plan to enrol fewer than 100 people.
Median target enrolment is 60 among the 15 trials that report a genuine target (sentinel values excluded). 9 of those (60%) plan for fewer than 100 participants.
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Post-Acute COVID-19 Syndrome research is mostly interventional.
13 interventional and 2 observational studies make up this index (86.7% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
15 total, page 1 of 1
Unhide® Project: A Digital Health Platform to Collect Lifestyle Data for Brain Inflammation Research
Brain Inflammation Collaborative
NCT04806620
Long-Covid-19 Alleviation Through Learning Mindfulness Study
Columbia University
NCT07140094
Care for Veterans Post-COVID-19
VA Office of Research and Development
NCT05787379
AT1001 for the Treatment of Long COVID
Massachusetts General Hospital
NCT05747534
Cardiovascular Autonomic and Immune Mechanism of Post COVID-19 Tachycardia Syndrome
Vanderbilt University Medical Center
NCT05421208
Dietary Intervention to Mitigate Post-Acute COVID-19 Syndrome
University of Maryland, Baltimore
NCT05977179
Effect of 2-HOBA in Persistent Immune Activation in Long COVID POTS
Vanderbilt University Medical Center
NCT07189936
Brain-Training Treatment for Long COVID in Older Adults
UConn Health
NCT05705193
Long COVID Brain Fog: Cognitive Rehabilitation Trial
University of Alabama at Birmingham
NCT06095297
A Study of Positive Emotions With Long COVID-19
University of California, Davis
NCT05676008
Probiotic Use for Recovery Enhancement From Long COVID-19
Rush University Medical Center
NCT06643299
Sodium Citrate in Smell Retraining for People With Post-COVID-19 Olfactory Dysfunction
University of North Carolina, Chapel Hill
NCT06204432
HOBSCOTCH for People With Post Acute COVID-19 Syndrome (PACS)
Dartmouth-Hitchcock Medical Center
NCT06391489
Use and Effectiveness of COVID-19 Vaccines Using State Vaccine Registries and Insurance Claims Data
Pfizer
NCT05876377
Humanity Neurotech Device Clinical Trial in Adults With Long COVID Cognitive Dysfunction
Icahn School of Medicine at Mount Sinai
NCT06739668
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 2 | 4 |
Top Sponsors
Named interventions
Most-linked intervention names on Post-Acute COVID-19 Syndrome records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Post-Acute COVID-19 Syndrome trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Post-Acute COVID-19 Syndrome page
15 registered trials, 9 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 9 Post-Acute COVID-19 Syndrome trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Vanderbilt University Medical Center sponsors the most Post-Acute COVID-19 Syndrome trials on record, review their full trial history before evaluating a specific study. See Vanderbilt University Medical Center's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Post-Acute COVID-19 Syndrome condition card totals 15 registered trials; most-linked intervention Pascal device; top US site state New York. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.