Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Idiopathic Parkinson´s Disease: full-pipeline trial registry
1 of 8 indexed Idiopathic Parkinson´s Disease trials are currently recruiting.
Corpus placement: #2,176 of 28,707 conditions by registered trial count.
8 US clinical trials · 1 currently recruiting · #2,176 of 28,707 conditions by registered trial count
Idiopathic Parkinson´s Disease: 8 US clinical trials tracked, 1 recruiting.
Idiopathic Parkinson´s Disease is the subject of 8 registered US clinical trials on ClinicalTrials.gov, 1 of them currently open to new participants. 4 are in Phase 3-4 (later-stage) and 4 in Phase 1-2 (earlier-stage). The most active sponsor is Acorda Therapeutics, running 2 of these trials.
Enrollment posture brief
Registry condition idiopathic-parkinsons-disease
OPEN 1 | RECR 13% | LATE 4 | EARLY 4 | RANK #2176 | SPON 2
Volume-matched condition peers
Nearest open-share peer: Acute Respiratory Infection (13% recruiting · 8 trials)
Idiopathic Parkinson´s Disease lists 1 open slots (13% 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 Idiopathic Parkinson´s 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´s Disease is recruiting below its size-band peers.
1 of 8 indexed trials (12.5%) 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.
-
One sponsor concentrates Idiopathic Parkinson´s Disease research.
Acorda Therapeutics accounts for 2 of 8 trials (25%). 7 distinct sponsors appear on at least one study for this condition label.
-
Most Idiopathic Parkinson´s Disease trials plan to enrol fewer than 100 people.
Median target enrolment is 99 among the 8 trials that report a genuine target (sentinel values excluded). 5 of those (62.5%) plan for fewer than 100 participants.
-
Idiopathic Parkinson´s Disease research is mostly interventional.
8 interventional and 0 observational studies make up this index (100% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
8 total, page 1 of 1
A Study to Assess Safety and Efficacy of Surgical Implant of RNDP-001 in Patients With Idiopathic Parkinson's Disease
Kenai Therapeutics
NCT07106021
Infusion of Apomorphine: Long-term Safety Study
MDD US Operations, LLC a subsidiary of Supernus Pharmaceuticals
NCT02339064
MOTION, Safinamide in Early IPD, as add-on to Dopamine Agonist
Newron Pharmaceuticals SPA
NCT00605683
Efficacy and Safety Study of CVT-301 In Parkinson's Disease Patients With OFF Episodes
Acorda Therapeutics
NCT02240030
Long Term Study of Istradefylline in Subjects With Moderate to Severe Parkinson's Disease
Kyowa Kirin Co.
NCT02610231
Efficacy and Safety Study of Inhaled CVT 301 in Parkinson's Disease Patients for Treatment of OFF Episodes
Acorda Therapeutics
NCT01777555
Safety and Efficacy of CERE-120 in Subjects With Parkinson's Disease
Sangamo Therapeutics
NCT00985517
Pharmacokinetics and Pharmacodynamics of IPX054 in Subjects With Parkinson's Disease
Impax Laboratories
NCT00239564
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 3 |
| Phase 2 | 1 |
| Phase 3 | 4 |
Top Sponsors
Named interventions
Most-linked intervention names on Idiopathic Parkinson´s Disease records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Idiopathic Parkinson´s 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´s Disease page
8 registered trials, 1 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 1 Idiopathic Parkinson´s Disease trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Acorda Therapeutics sponsors the most Idiopathic Parkinson´s Disease trials on record, review their full trial history before evaluating a specific study. See Acorda Therapeutics'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´s Disease condition card totals 8 registered trials; most-linked intervention Sham Surgery; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.