Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Epilepsy Intractable: early-phase trial registry
3 of 4 indexed Epilepsy Intractable trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #4,115 of 28,707 conditions by registered trial count.
4 US clinical trials · 3 currently recruiting · #4,115 of 28,707 conditions by registered trial count
Epilepsy Intractable: 4 US clinical trials tracked, 3 recruiting.
Epilepsy Intractable is the subject of 4 registered US clinical trials on ClinicalTrials.gov, 3 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 2 in Phase 1-2 (earlier-stage). The most active sponsor is University of Pennsylvania, running 2 of these trials.
Enrollment posture brief
Registry condition epilepsy-intractable
OPEN 3 | RECR 75% | LATE 0 | EARLY 2 | RANK #4115 | SPON 2
Volume-matched condition peers
Nearest open-share peer: Activity, Motor (75% recruiting · 8 trials)
Epilepsy Intractable lists 3 open slots (75% of 4 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 Epilepsy Intractable 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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Epilepsy Intractable is recruiting above its size-band peers.
3 of 4 indexed trials (75%) 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
4 total, page 1 of 1
Localizing Epileptic Networks Using MRI and iEEG
University of Pennsylvania
NCT04649008
Neural Mechanisms of Spatial Representations Beyond the Self
Boston University Charles River Campus
NCT05406349
Study to Evaluate the Relative Bioavailability of a New Formulation of NPT 2042 Soft-Gelatin Capsules Compared to the Original Formulation of NPT 2042
NeuroPro Therapeutics
NCT07222878
Memory Retrieval and Encoding Investigated by Neural Stimulation
University of Pennsylvania
NCT04286776
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 2 |
Top Sponsors
Named interventions
Most-linked intervention names on Epilepsy Intractable records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Epilepsy Intractable 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 Epilepsy Intractable page
4 registered trials, 3 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 3 Epilepsy Intractable trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- University of Pennsylvania sponsors the most Epilepsy Intractable trials on record, review their full trial history before evaluating a specific study. See University of Pennsylvania'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 Epilepsy Intractable condition card totals 4 registered trials; most-linked intervention Direct electrical stimulation; top US site state Pennsylvania. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.