An Extension of Istradefylline in Parkinson's Disease Patients Who Have Completed Studies 6002-EU-007, 6002-US-013 or 6002-US-018

July 12, 2016 updated by: Kyowa Kirin, Inc.

A Long-Term, Multicenter, Open-Label Safety Study With Oral 20 or 40 mg/d Doses of KW-6002 (Istradefylline) as Treatment for Parkinson's Disease in Patients With Motor Response Complications on Levodopa Therapy.

This is a 1-year, open-label, long-term safety extension for patients who have completed prior istradefylline studies 6002-EU-007, 6002-US-013 or 6002-US-018.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Detailed Description

Patients with Parkinson's disease with motor complications on levodopa therapy who completed the prior double-blind studies 6002-EU-007, 6002-US-013 or 6002-US-018 are eligible to enter into this 1-year, long-term open safety study with a starting istradefylline dose of 40mg per day.

Study Type

Interventional

Enrollment

1100

Phase

  • Phase 3

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • New Jersey
      • Princeton, New Jersey, United States, 08540
        • Kyowa Pharmaceutical Inc.

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

30 years and older (ADULT, OLDER_ADULT)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Completion of study 6002-EU-007, 6002-US-013 or 6002-US-018
  • Non-pregnant and either not of childbearing potential or using specified contraception

Exclusion Criteria:

  • History of psychotic illness
  • Variant/atypical Parkinson's disease
  • Cancer within 5 years of enrollment
  • ALT/AST levels > 1.5 times ULN
  • Seizure disorder
  • Neuroleptic malignant syndrome

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: TREATMENT
  • Allocation: NON_RANDOMIZED
  • Interventional Model: SINGLE_GROUP
  • Masking: NONE

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Safety

Secondary Outcome Measures

Outcome Measure
Safety

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

October 1, 2004

Primary Completion (Actual)

March 1, 2007

Study Completion (Actual)

May 1, 2007

Study Registration Dates

First Submitted

September 12, 2005

First Submitted That Met QC Criteria

September 12, 2005

First Posted (Estimate)

September 20, 2005

Study Record Updates

Last Update Posted (Estimate)

July 13, 2016

Last Update Submitted That Met QC Criteria

July 12, 2016

Last Verified

July 1, 2016

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

Clinical Trials on Parkinson's Disease

Clinical Trials on Istradefylline ( KW-6002)

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