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A Clinical Study of KDT-3594 in Patients With Early Parkinson's Disease.

A Phase II Clinical Study of KDT-3594 in Patients With Early Parkinson's Disease.

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03845387
Enrollment
74
Registered
2019-02-19
Start date
2019-02-26
Completion date
2020-02-21
Last updated
2021-02-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Parkinson Disease

Brief summary

Objective of this study is to investigate the efficacy, safety and pharmacokinetics of KDT-3594 in patients with early Parkinson's disease without a concomitant medication of L-dopa.

Interventions

oral administration, dose titration

DRUGPramipexole

ER formulation, oral administration, dose titration

Sponsors

Kissei Pharmaceutical Co., Ltd.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
20 Years to 79 Years
Healthy volunteers
No

Inclusion criteria

* Japanese patients * Patients who are diagnosed with Parkinson's disease according to UK Parkinson's Disease society brain bank clinical diagnostic criteria * Patients with Parkinson's disease in Stages 1 to 3 on the Modified Hoehn and Yahr Scale

Exclusion criteria

* Patients who are suspected any parkinsonism except for idiopathic Parkinson's disease * Patients who underwent neurosurgical treatment (stereotaxic destruction, deep brain stimulation etc.) for PD, or patients for whom surgical treatment is scheduled during the study * Patients with a complication of obvious dementia, or patients with Mini-Mental State Examination (MMSE) score \< 24 points

Design outcomes

Primary

MeasureTime frameDescription
Change in Movement Disorder Society-Unified Parkinson's Disease Rating Scale (MDS-UPDRS) score12 weeksChange from baseline (Week 0) in MDS-UPDRS total score

Secondary

MeasureTime frameDescription
Change in Parkinson's Disease Questionnaire-39 (PDQ-39) score12 weeksChange from baseline (Week 0) in PDQ-39 summary index score
Change in Parkinson's Disease Sleep Scale-2 (PDSS-2) score12 weeksChange from baseline (Week 0) in PDSS-2 total score

Countries

Japan

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026