Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Ankylosing Spondylitis (AS) clinical trials
1 of 2 indexed Ankylosing Spondylitis (AS) trials are currently recruiting.
Corpus placement: #7,188 of 28,707 conditions by registered trial count.
2 US clinical trials · 1 currently recruiting · #7,188 of 28,707 conditions by registered trial count
Ankylosing Spondylitis (AS): 2 US clinical trials tracked, 1 recruiting.
Ankylosing Spondylitis (AS) is the subject of 2 registered US clinical trials on ClinicalTrials.gov, 1 of them currently open to new participants. The most active sponsor is Brain Inflammation Collaborative, running 1 of these trials.
Enrollment posture brief
Registry condition ankylosing-spondylitis-as
OPEN 1 | RECR 50% | LATE 0 | EARLY 0 | RANK #7188 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Abdominal Aortic Aneurysms (50% recruiting · 6 trials)
Ankylosing Spondylitis (AS) lists 1 open slots (50% of 2 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 Ankylosing Spondylitis (AS) 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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Ankylosing Spondylitis (AS) is recruiting above its size-band peers.
1 of 2 indexed trials (50%) 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.
Open and recent trials
2 total, page 1 of 1
Unhide® Project: A Digital Health Platform to Collect Lifestyle Data for Brain Inflammation Research
Brain Inflammation Collaborative
NCT04806620
The Colonic Microbiome and Mucosal Immunity in Inflammatory Bowel Disease and Ankylosing Spondylitis
University of Colorado, Denver
NCT02389075
Phase Distribution
Phase data not available
Top Sponsors
Named interventions
Most-linked intervention names on Ankylosing Spondylitis (AS) records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Ankylosing Spondylitis (AS) 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 Ankylosing Spondylitis (AS) page
2 registered trials, 1 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 1 Ankylosing Spondylitis (AS) trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Brain Inflammation Collaborative sponsors the most Ankylosing Spondylitis (AS) trials on record, review their full trial history before evaluating a specific study. See Brain Inflammation Collaborative'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 Ankylosing Spondylitis (AS) condition card totals 2 registered trials; most-linked intervention Flexible sigmoidoscopy; top US site state Wisconsin. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.