Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Idiopathic Parkinson Disease: early-phase trial registry
1 of 5 indexed Idiopathic Parkinson Disease trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #3,391 of 28,707 conditions by registered trial count.
5 US clinical trials · 1 currently recruiting · #3,391 of 28,707 conditions by registered trial count
Idiopathic Parkinson Disease: 5 US clinical trials tracked, 1 recruiting.
Idiopathic Parkinson Disease is the subject of 5 registered US clinical trials on ClinicalTrials.gov, 1 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 3 in Phase 1-2 (earlier-stage). The most active sponsor is Thomas Jefferson University, running 2 of these trials.
Enrollment posture brief
Registry condition idiopathic-parkinson-disease
OPEN 1 | RECR 20% | LATE 0 | EARLY 3 | RANK #3391 | SPON 2
Volume-matched condition peers
Nearest open-share peer: Accelerated Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive (20% recruiting · 10 trials)
Idiopathic Parkinson Disease lists 1 open slots (20% of 5 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 Idiopathic Parkinson Disease 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.
-
Idiopathic Parkinson Disease is recruiting below its size-band peers.
1 of 5 indexed trials (20%) 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.
-
One sponsor concentrates Idiopathic Parkinson Disease research.
Thomas Jefferson University accounts for 2 of 5 trials (40%). 4 distinct sponsors appear on at least one study for this condition label.
-
Most Idiopathic Parkinson Disease trials plan to enrol fewer than 100 people.
Median target enrolment is 50 among the 5 trials that report a genuine target (sentinel values excluded). 4 of those (80%) plan for fewer than 100 participants.
-
Idiopathic Parkinson Disease research is mostly interventional.
5 interventional and 0 observational studies make up this index (100% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
5 total, page 1 of 1
A Phase 2 Study and Open-Label Extension of NEU-411 in Companion Diagnostic-Positive Participants With Early Parkinson's Disease
Neuron23
NCT06680830
FDOPA PET and Nutritional Support in Parkinson's Disease
Thomas Jefferson University
NCT04459052
A Study to Evaluate in Patients With Parkinsonian Type Disorders
Chase Therapeutics Corporation
NCT03683225
Physiological Effects of Nutritional Support in Patients With Parkinson's Disease
Thomas Jefferson University
NCT02445651
Voice Treatment for Parkinson's Disease
University of Massachusetts, Amherst
NCT03700684
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 2 | 3 |
Top Sponsors
Named interventions
Most-linked intervention names on Idiopathic Parkinson Disease records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Idiopathic Parkinson Disease 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 Idiopathic Parkinson Disease page
5 registered trials, 1 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 1 Idiopathic Parkinson Disease trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Thomas Jefferson University sponsors the most Idiopathic Parkinson Disease trials on record, review their full trial history before evaluating a specific study. See Thomas Jefferson University'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 Idiopathic Parkinson Disease condition card totals 5 registered trials; most-linked intervention SpeechVive; top US site state Pennsylvania. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.