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ClinicalTrials.gov 5 recruiting now early-phase tilt small index

Parkinson's Disease (PD): early-phase trial registry

5 of 5 indexed Parkinson's Disease (PD) trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #3,391 of 28,707 conditions by registered trial count.

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5 US clinical trials · 5 currently recruiting · #3,391 of 28,707 conditions by registered trial count

Parkinson's Disease (PD): 5 US clinical trials tracked, 5 recruiting.

Parkinson's Disease (PD) is the subject of 5 registered US clinical trials on ClinicalTrials.gov, 5 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 1 in Phase 1-2 (earlier-stage). The most active sponsor is Sanmai Technologies PBC dba Sanmai, running 1 of these trials.

Enrollment posture brief

Registry condition parkinson39s-disease-pd

OPEN 5 | RECR 100% | LATE 0 | EARLY 1 | RANK #3391 | SPON 1

Volume-matched condition peers

Nearest open-share peer: Aortic Arch Aneurysm (100% recruiting · 5 trials)

Parkinson's Disease (thi…100%Ablation80%ACL Reconstruction80%Abuse, Drug60%Acceptability60%
Open-enrollment share among volume-matched conditions near Parkinson's Disease (PD)

Parkinson's Disease (PD) lists 5 open slots (100% 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 Parkinson's Disease (PD) 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. Parkinson's Disease (PD) is recruiting above its size-band peers.

    5 of 5 indexed trials (100%) 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 Parkinson's Disease (PD) research.

    Sanmai Technologies PBC dba Sanmai accounts for 1 of 5 trials (20%). 5 distinct sponsors appear on at least one study for this condition label.

  3. Most Parkinson's Disease (PD) trials plan to enrol fewer than 100 people.

    Median target enrolment is 20 among the 5 trials that report a genuine target (sentinel values excluded). 4 of those (80%) plan for fewer than 100 participants.

  4. Parkinson's Disease (PD) research is mostly interventional.

    5 interventional and 0 observational studies make up this index (100% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 11

Phase Distribution

PhaseTrial count
Phase 1 1

Top Sponsors

Sanmai Technologies PBC dba Sanmai 1 trials
EicOsis Human Health 1 trials
University of Nebraska 1 trials
Medical University of South Carolina 1 trials
Weill Medical College of Cornell University 1 trials

Named interventions

Most-linked intervention names on Parkinson's Disease (PD) records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Transcranial focused ultrasound modulation administered to a region involved in disease pathology. Device
1 trials
Reduced frequency DBS Other
1 trials
Reduced current DBS Other
1 trials
Normal therapeutic DBS Other
1 trials
TMS+ Gait training Device
1 trials
NUSHU shoe Device
1 trials
EC5026 oral tablet Drug
1 trials
Placebo Drug
1 trials

US sites by state

Facility locations filed on Parkinson's Disease (PD) trials. A trial with sites in several states counts in each.

California 2 trials
South Carolina 1 trials
New York 1 trials
Nebraska 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 Parkinson's Disease (PD) page

5 registered trials, 5 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 Parkinson's Disease (PD) condition card totals 5 registered trials; most-linked intervention Transcranial focused ultrasound modulation administered to a region involved in disease pathology.; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.