Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Fibromyalgia: early-phase trial registry
26 of 77 indexed Fibromyalgia trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #175 of 28,707 conditions by registered trial count.
77 US clinical trials · 26 currently recruiting · #175 of 28,707 conditions by registered trial count
Fibromyalgia: 77 US clinical trials tracked, 26 recruiting.
Fibromyalgia is the subject of 77 registered US clinical trials on ClinicalTrials.gov, 26 of them currently open to new participants. 10 are in Phase 3-4 (later-stage) and 18 in Phase 1-2 (earlier-stage). The most active sponsor is University of Michigan, running 6 of these trials.
Enrollment posture brief
Registry condition fibromyalgia
OPEN 26 | RECR 34% | LATE 10 | EARLY 18 | RANK #175 | SPON 6
Volume-matched condition peers
Nearest open-share peer: Breast Cancer (34% recruiting · 1,251 trials)
Fibromyalgia lists 26 open slots (34% of 77 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 Fibromyalgia 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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Fibromyalgia is recruiting below its size-band peers.
26 of 77 indexed trials (33.8%) are open to enrollment, against a 39.7% average across 762 conditions with 20-99 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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Sponsorship of Fibromyalgia trials is spread across many organizations.
University of Michigan accounts for 6 of 77 trials (7.8%). 53 distinct sponsors appear on at least one study for this condition label.
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Typical Fibromyalgia enrolment sits around 66 participants.
Median target enrolment is 66 among the 77 trials that report a genuine target (sentinel values excluded). 44 of those (57.1%) plan for fewer than 100 participants.
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Fibromyalgia research is mostly interventional.
68 interventional and 9 observational studies make up this index (88.3% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
77 total, page 2 of 2
A Study To Assess Esreboxetine's Effect On Concentration, Memory, Decision Making And Problem Solving In Patients With Fibromyalgia.
Pfizer
NCT00752505
Mechanisms of Affective Touch in Chronic Pain
Laura Case
NCT04206397
Healing Through Affective Self-Awareness in Fibromyalgia: a Randomized Controlled Trial
Mike Hsu
NCT00437411
Tai Chi Mind-Body Therapy for Fibromyalgia
Tufts Medical Center
NCT00515008
Heart Rate Variability in Response to Metformin Challenge
Woodinville Psychiatric Associates
NCT02500628
Prospective Study to Evaluate a Digital Regimen for Fibromyalgia Management: An Extension Study
Swing Therapeutics
NCT05433337
Cranial Electrical Stimulation Effects on Symptoms in Persons With Fibromyalgia
University of Virginia
NCT00928720
Making Better Lives: Patient-Focused Care for Low Back Pain (LBP)
VA Office of Research and Development
NCT02697435
Novel Use of (Oral) Ketotifen for the Treatment of Fibromyalgia: A Pilot Study
Indiana University
NCT01553318
The Exercise Response to Pharmacologic Cholinergic Stimulation in Myalgic Encephalomyelitis / Chronic Fatigue Syndrome
Brigham and Women's Hospital
NCT03674541
Quetiapine Compared With Placebo in the Management of Fibromyalgia
East Tennessee State University
NCT01458964
Intravenous Micronutrient Therapy (IVMT) for Fibromyalgia
National Center for Complementary and Integrative Health (NCCIH)
NCT00067405
The Effect of Milnacipran in Patients With Fibromyalgia
Beth Israel Medical Center
NCT01108731
Pain Rehabilitation Virtual Reality (PRVR): Innovations to Enhance Mobility in the Presence of Pain
Stanford University
NCT04636177
A Pilot Study on the Use of Nociceptive Flexion Reflex for Fibromyalgia
Indiana University
NCT00965601
Generalized Hypersensitivity in Patients With Fibromyalgia Syndrome
University of Florida
NCT04415866
Dextromethorphan in Fibromyalgia
University of Alabama at Birmingham
NCT03538054
Effect of Repetitive Transcranial Direct Current Stimulation (tDCS) on Chronic Pelvic Pain
Summa Health System
NCT00554320
Effect of Temperature on Pain and Brown Adipose Activity in Fibromyalgia
University of Minnesota
NCT01322425
Prospective Evaluation of Reduced Impedance Noninvasive Cortical Electrostimulation (RINCE) to Reduce Fibromyalgia Effects - Extension Study
Cerephex Corporation
NCT01958853
The Effects of Milnacipran on Sleep Disturbance in Fibromyalgia
Mansoor Ahmed M.D.
NCT01234675
Transcranial Magnetic Stimulation for Treating Women With Chronic Widespread Pain
University of Washington
NCT00524420
Veteran Ear Acupuncture Pilot Project
Chillicothe VA Medical Center
NCT04208659
Remote Gamified Sensory Perceptual Training for Patients With Fibromyalgia: a Feasibility Trial
Icahn School of Medicine at Mount Sinai
NCT04919525
Effect of Milnacipran on Pain in Fibromyalgia
University of California, San Diego
NCT01288807
TD-9855 Mass Balance Study
Theravance Biopharma
NCT01924143
Safety and Efficacy of Fluoxetine in Juvenile Fibromyalgia
University of Cincinnati
NCT00115804
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 6 |
| Phase 2 | 12 |
| Phase 3 | 6 |
| Phase 4 | 4 |
Top Sponsors
Named interventions
Most-linked intervention names on Fibromyalgia records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Fibromyalgia 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 Fibromyalgia page
77 registered trials, 26 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 26 Fibromyalgia trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- University of Michigan sponsors the most Fibromyalgia trials on record, review their full trial history before evaluating a specific study. See University of Michigan'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 Fibromyalgia condition card totals 77 registered trials; most-linked intervention Placebo; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.