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ClinicalTrials.gov 7 recruiting now small index

Complex Regional Pain Syndromes clinical trials

7 of 8 indexed Complex Regional Pain Syndromes trials are currently recruiting.

Corpus placement: #2,176 of 28,707 conditions by registered trial count.

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8 US clinical trials · 7 currently recruiting · #2,176 of 28,707 conditions by registered trial count

Complex Regional Pain Syndromes: 8 US clinical trials tracked, 7 recruiting.

Complex Regional Pain Syndromes is the subject of 8 registered US clinical trials on ClinicalTrials.gov, 7 of them currently open to new participants. The most active sponsor is Children's Hospital Medical Center, Cincinnati, running 2 of these trials.

Enrollment posture brief

Registry condition complex-regional-pain-syndromes

OPEN 7 | RECR 88% | LATE 0 | EARLY 0 | RANK #2176 | SPON 2

Volume-matched condition peers

Nearest open-share peer: Aortic Diseases (88% recruiting · 8 trials)

Complex Regional Pain Sy (th…88%Activity, Motor75%Achalasia50%Abdominal Cancer25%Acne Scars - Mixed Atrophic 25%
Open-enrollment share among volume-matched conditions near Complex Regional Pain Syndromes

Complex Regional Pain Syndromes lists 7 open slots (88% of 8 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 Complex Regional Pain Syndromes 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.

  1. Complex Regional Pain Syndromes is recruiting above its size-band peers.

    7 of 8 indexed trials (87.5%) 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.

  2. One sponsor concentrates Complex Regional Pain Syndromes research.

    Children's Hospital Medical Center, Cincinnati accounts for 2 of 8 trials (25%). 6 distinct sponsors appear on at least one study for this condition label.

  3. Most Complex Regional Pain Syndromes trials plan to enrol fewer than 100 people.

    Median target enrolment is 40 among the 8 trials that report a genuine target (sentinel values excluded). 5 of those (62.5%) plan for fewer than 100 participants.

  4. Complex Regional Pain Syndromes splits between interventional and observational designs.

    5 interventional and 3 observational studies make up this index (62.5% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase Distribution

Phase data not available

Top Sponsors

Children's Hospital Medical Center, Cincinnati 2 trials
University of California, San Francisco 2 trials
Scripps Health 1 trials
Washington University School of Medicine 1 trials
Hospital for Special Surgery, New York 1 trials
Stanford University 1 trials

Named interventions

Most-linked intervention names on Complex Regional Pain Syndromes records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Low Frequency rTMS Device
1 trials
High Frequency rTMS Device
1 trials
Divided attention Other
1 trials
Graphesthesia Other
1 trials
Multisensory Task Other
1 trials
Forward Looking InfraRed Camera Other
1 trials
observation and measure of trajectory of recovery in CRPS Behavioral
1 trials
Medtronic Summit RC+S or Percept RC Device
1 trials

US sites by state

Facility locations filed on Complex Regional Pain Syndromes trials. A trial with sites in several states counts in each.

California 4 trials
Ohio 2 trials
New York 1 trials
Missouri 1 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

Related

Read our methodology - how this data is sourced, computed, and verified.

What to do with this Complex Regional Pain Syndromes page

8 registered trials, 7 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

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 Complex Regional Pain Syndromes condition card totals 8 registered trials; most-linked intervention Low Frequency rTMS; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.