Safety and Tolerability of Tozadenant as Adjunctive Therapy in Levodopa-Treated Patients With Parkinson's Disease.

NCT ID: NCT03051607

Last Updated: 2019-05-03

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

View full results

Basic Information

Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.

Recruitment Status

TERMINATED

Clinical Phase

PHASE3

Total Enrollment

66 participants

Study Classification

INTERVENTIONAL

Study Start Date

2017-04-10

Study Completion Date

2018-01-16

Brief Summary

Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.

Phase 3, international, multicenter, open-label 12 month safety study.

Detailed Description

Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.

Each patient will participate for up to 52 weeks, which includes a Screening Period, followed by a Baseline Visit and open-label treatment for 1 year with a safety Follow-up 4 weeks after the last treatment.

* Screening Period: up to 6 weeks.
* Open-Label Treatment Period: 52 weeks (1 year)
* Post-Treatment Safety Follow Up: 4 weeks.

Conditions

See the medical conditions and disease areas that this research is targeting or investigating.

Idiopathic Parkinson Disease

Study Design

Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.

Allocation Method

NA

Intervention Model

SINGLE_GROUP

Eligible patients will begin dosing with tozadenant at a dose of 120 mg twice daily. At Week 2 or thereafter, the investigator may adjust the patient's IMP dose as clinically indicated; doses of 60 mg BID and 120 mg BID will be permitted.
Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

Review each arm or cohort in the study, along with the interventions and objectives associated with them.

Tozadenant

120 mg twice daily. At Week 2 or thereafter doses of 60 mg BID and 120 mg BID will be permitted.

Group Type EXPERIMENTAL

Tozadenant

Intervention Type DRUG

1 Year Open Label, 120 mg BID tozadenant, with dose modification to 60 mg BID tozadenant permitted.

Interventions

Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.

Tozadenant

1 Year Open Label, 120 mg BID tozadenant, with dose modification to 60 mg BID tozadenant permitted.

Intervention Type DRUG

Other Intervention Names

Discover alternative or legacy names that may be used to describe the listed interventions across different sources.

SYN115

Eligibility Criteria

Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.

Inclusion Criteria

* Patient understands study requirements and has given his/her written informed consent on an Institutional Review Board (IRB) or Independent Ethics Committee (IEC) approved consent form.
* Parkinson's disease diagnosis consistent with UK Parkinson's Disease Society Brain Bank Diagnostic criteria
* Minimum of 3 years since diagnosis.
* Meet Hoehn and Yahr PD stage
* Good response to levodopa
* Stable regimen of anti-PD medications
* Patients must have been taking a levodopa-containing anti-PD medication continuously for at least the previous 12 months
* Patient has documented a minimum amount of Off time.
* If of childbearing potential (male and female) must use an acceptable method of contraception

Exclusion Criteria

* Previous tozadenant study participation
* Current or recent participation in another study.
* Secondary or atypical parkinsonism
* Neurosurgical intervention for PD (except DBS if electrode placement has been performed over 12 months prior to screening)
* Patient is taking apomorphine, budipine, istradefylline, tolcapone, or DUOPA™/Duodopa®
* Treatment with excluded medications
* Untreated or uncontrolled hyperthyroidism or hypothyroidism
* Clinically significant out-of-range laboratory
* MMSE out of range
* Current episode of major depression (stable treatment for depression is permitted).
* Recent suicide attempt or suicidal ideation type 4 or type 5 of the Columbia-Suicide Severity Rating Scale (C-SSRS)
* Women lactating or pregnant
* Hypersensitivity to any components of tozadenant or excipients
* Abnormal findings on the physical or neurological examination, or medical history that would make the patient unsuitable for the study
* History of hepatitis or cholangitis
Minimum Eligible Age

30 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

Meet the organizations funding or collaborating on the study and learn about their roles.

Acorda Therapeutics

INDUSTRY

Sponsor Role collaborator

Biotie Therapies Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.

Responsibility Role SPONSOR

Principal Investigators

Learn about the lead researchers overseeing the trial and their institutional affiliations.

Christopher Kenney, MD

Role: STUDY_DIRECTOR

Acorda Therapeutics

Locations

Explore where the study is taking place and check the recruitment status at each participating site.

Barrow Neurology Clinics, St. Joseph's Hospital and Medical Center, Dignity Health

Phoenix, Arizona, United States

Site Status

University of Arkansas for Medical Sciences

Little Rock, Arkansas, United States

Site Status

Collaborative Neuroscience Network, LLC

Long Beach, California, United States

Site Status

USC, Keck School of Medicine

Los Angeles, California, United States

Site Status

SC3 Research Group

Pasadena, California, United States

Site Status

JEM Research Institute

Atlantis, Florida, United States

Site Status

Aventura Neurologic Associates

Aventura, Florida, United States

Site Status

Parkinson's Disease and Movement Disorders Center of Boca Raton

Boca Raton, Florida, United States

Site Status

Neurology Associates, P.A.

Maitland, Florida, United States

Site Status

Neurology Associates of Ormond Beach

Ormond Beach, Florida, United States

Site Status

Parkinson's Disease Treatment Center of SW Florida

Port Charlotte, Florida, United States

Site Status

Infinity Clinical Research

Sunrise, Florida, United States

Site Status

Hawaii Pacific Neuroscience

Honolulu, Hawaii, United States

Site Status

Unity Point Health

Des Moines, Iowa, United States

Site Status

Unity Point Health

Des Moines, Iowa, United States

Site Status

University of Kansas Medical Center

Kansas City, Kansas, United States

Site Status

University of Kentucky, Department of Neurology

Lexington, Kentucky, United States

Site Status

Henry Ford West Bloomfield Hospital

Bloomfield Hills, Michigan, United States

Site Status

Struthers Parkinson's Center

Golden Valley, Minnesota, United States

Site Status

Struthers Parkinson's Center

Golden Valley, Minnesota, United States

Site Status

The Robert and John M. Bendheim Parkinson and Movement Disorders Center

New York, New York, United States

Site Status

Asheville Neurology Specialists, PA

Asheville, North Carolina, United States

Site Status

Raleigh Neurology Associates

Raleigh, North Carolina, United States

Site Status

Movement Disorders Clinic of Oklahoma

Tulsa, Oklahoma, United States

Site Status

Abington Neurological Associates

Willow Grove, Pennsylvania, United States

Site Status

Baylor College of Medicine

Houston, Texas, United States

Site Status

University of Virginia, Department of Neurology

Charlottesville, Virginia, United States

Site Status

Booth Gardner Parkinson's Care Center

Kirkland, Washington, United States

Site Status

Premier Clinical Research

Spokane, Washington, United States

Site Status

University of Wisconsin-Madison

Madison, Wisconsin, United States

Site Status

University of Wisconsin - Madison

Madison, Wisconsin, United States

Site Status

Ottawa Hospital Research Institute

Ottawa, Ontario, Canada

Site Status

The Walton Centre NHS Foundation Trust, Neuroscience Research Center

Liverpool, England, United Kingdom

Site Status

Newcastle University Clinical Ageing Research Unit (CARU)

Newcastle upon Tyne, England, United Kingdom

Site Status

The Queen Elizabeth University Hospital Department of Neurology

Glasgow, Scottland, United Kingdom

Site Status

Countries

Review the countries where the study has at least one active or historical site.

United States Canada United Kingdom

Provided Documents

Download supplemental materials such as informed consent forms, study protocols, or participant manuals.

Document Type: Study Protocol

View Document

Document Type: Statistical Analysis Plan

View Document

Other Identifiers

Review additional registry numbers or institutional identifiers associated with this trial.

TOZ-CL06

Identifier Type: -

Identifier Source: org_study_id

More Related Trials

Additional clinical trials that may be relevant based on similarity analysis.

Trial of Parkinson's And Zoledronic Acid
NCT03924414 ACTIVE_NOT_RECRUITING PHASE4