Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Shoulder Impingement Syndrome: early-phase trial registry
A small indexed set (2 trials) with no open enrollment listed right now.
Corpus placement: #7,188 of 28,707 conditions by registered trial count.
2 US clinical trials · none currently recruiting · #7,188 of 28,707 conditions by registered trial count
Shoulder Impingement Syndrome: 2 US clinical trials tracked, none currently recruiting.
Shoulder Impingement Syndrome is the subject of 2 registered US clinical trials on ClinicalTrials.gov, none currently recruiting. 0 are in Phase 3-4 (later-stage) and 1 in Phase 1-2 (earlier-stage). The most active sponsor is ZARS Pharma, running 1 of these trials.
Enrollment posture brief
Registry condition shoulder-impingement-syndrome
OPEN 0 | RECR 0% | LATE 0 | EARLY 1 | RANK #7188 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Accelerated Phase Chronic Myelogenous Leukemia (0% recruiting · 12 trials)
Shoulder Impingement Syndrome has no open enrollment in this registry pull (2 archived studies). Peers show how other volume-matched labels compare on open share. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Shoulder Impingement 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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Shoulder Impingement Syndrome is recruiting below its size-band peers.
0 of 2 indexed trials (0%) 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.
Indexed trials (enrollment closed)
2 total, page 1 of 1
Peripheral Nerve Stimulation(PNS) for Subacromial Impingement Syndrome(SIS)
MetroHealth Medical Center
NCT03752619
Study Evaluating Heated Lidocaine/Tetracaine Topical Patch in Treatment of Patients With Shoulder Impingement Syndrome
ZARS Pharma
NCT01055444
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 2 | 1 |
Top Sponsors
Named interventions
Most-linked intervention names on Shoulder Impingement Syndrome records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Shoulder Impingement 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 Shoulder Impingement Syndrome page
2 registered trials, 0 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- No Shoulder Impingement Syndrome trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
- ZARS Pharma sponsors the most Shoulder Impingement Syndrome trials on record, review their full trial history before evaluating a specific study. See ZARS Pharma'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 Shoulder Impingement Syndrome condition card totals 2 registered trials; most-linked intervention Non Contracting Producing Peripheral Nerve Stimulation; top US site state Texas. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.