# A Study of KW-6356 in Patients With Parkinson's Disease on Treatment With Levodopa-containing Preparations

> **NCT03703570** · PHASE2 · COMPLETED · sponsor: **Kyowa Kirin Co., Ltd.** · enrollment: 502 (actual)

## Conditions studied

- Parkinson's Disease

## Interventions

- **DRUG:** KW-6356
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT03703570
- **Lead sponsor:** Kyowa Kirin Co., Ltd.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-09-29
- **Primary completion:** 2020-04-15
- **Final completion:** 2020-04-15
- **Target enrollment:** 502 (ACTUAL)
- **Last updated:** 2020-09-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03703570

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03703570, "A Study of KW-6356 in Patients With Parkinson's Disease on Treatment With Levodopa-containing Preparations". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT03703570. Licensed CC0.

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