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Completed Phase 3 Interventional Results available

Study of Urate Elevation in Parkinson's Disease, Phase 3

ClinicalTrials.gov ID: NCT02642393

Public ClinicalTrials.gov record NCT02642393. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 31, 2026, 8:18 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomized, Double-blind, Placebo-controlled Trial of Urate-elevating Inosine Treatment to Slow Clinical Decline in Early Parkinson's Disease

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

A multicenter, randomized, double-blind, placebo-controlled, phase 3 trial to determine whether oral inosine dosed to moderately elevate serum urate (from ≤5.7 mg/dL to 7.1-8.0 mg/dL) over 2 years slows clinical decline in early PD. Clinical decline will be assessed as change in the primary outcome variable of the Movement Disorders Society-Unified Parkinson's Disease Rating Scale (MDS-UPDRS), a composite scale comprising patient- and clinician-reported outcomes.

Study identification

NCT ID
NCT02642393
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Michael Alan Schwarzschild
Other
Enrollment
298 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
30 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jun 2016 (Actual)
Primary completion
Jun 2019 (Actual)
Completion
Jun 2019 (Actual)
Last update posted
Jul 28, 2020

2016 – 2019

United States locations

U.S. sites
61
U.S. states
32
U.S. cities
54
Facility City State ZIP Site status
University of Alabama at Birmingham Birmingham Alabama 35233 —
Barrow Neurological Institute Phoenix Arizona 85013 —
Mayo Clinic Arizona Scottsdale Arizona 85259 —
Banner Sun Health Research Institute Sun City Arizona 85351 —
University of California San Diego La Jolla California 92093 —
University of Southern California Los Angeles California 90033 —
University of California Davis Sacramento California 95817 —
University of California San Francisco San Francisco California 94143 —
University of Colorado Aurora Colorado 80045 —
Rocky Mountain Movement Disorder Center Englewood Colorado 80113 —
Hartford HealthCare Movement Disorders Center Vernon Connecticut 06066 —
University of South Florida Tampa Florida 33613 —
Emory University Atlanta Georgia 30329 —
Augusta University Augusta Georgia 30912 —
Northwestern University Chicago Illinois 60611 —
Rush University Medical Center Chicago Illinois 60612 —
Neurosciences Institute at Central DuPage Hospital Winfield Illinois 60190 —
Indiana University Indianapolis Indiana 46202 —
University of Kansas Medical Center Kansas City Kansas 66160 —
University of Louisville Louisville Kentucky 40202 —
Oschner Clinic Foundation New Orleans Louisiana 70121 —
University of Maryland, Baltimore Baltimore Maryland 21201 —
Johns Hopkins University Baltimore Maryland 21287 —
Massachusetts General Hospital Boston Massachusetts 02114 —
Boston University Medical Center Boston Massachusetts 02118 —
Beth Israel Deaconess Medical Center Boston Massachusetts 02215 —
University of Michigan Ann Arbor Michigan 48105 —
Michigan State University East Lansing Michigan 48824 —
Henry Ford Health System West Bloomfield Michigan 48322 —
Washington University School of Medicine St Louis Missouri 63110 —
University of Nebraska Medical Center Omaha Nebraska 68198 —
Cleveland Clinic Lou Ruvo Center for Brain Health Las Vegas Nevada 89106 —
Overlook Medical Center, Atlantic Neuroscience Institute Summit New Jersey 07901 —
Albany Medical College Albany New York 12208 —
SUNY Downstate Medical Center Brooklyn New York 11203 —
Weill Cornell Medical Center New York New York 10021 —
SUNY Upstate Medical University Syracuse New York 13210 —
Duke University Durham North Carolina 27705 —
University of Cincinnati/Cincinnati Children's Hospital Cincinnati Ohio 45219 —
University Hospitals Cleveland Medical Center Cleveland Ohio 44106 —
Cleveland Clinic Foundation Cleveland Ohio 44195 —
Ohio State University Columbus Ohio 43221 —
Oregon Health & Sciences University Portland Oregon 97239 —
University of Pennsylvania Philadelphia Pennsylvania 19107 —
University of Pittsburgh Pittsburgh Pennsylvania 15213 —
Butler Hospital Providence Rhode Island 02906 —
Medical University of South Carolina Charleston South Carolina 29403 —
Wesley Neurology Clinic, PC Cordova Tennessee 38018 —
University of Tennessee Health Science Center Memphis Tennessee 38163 —
Vanderbilt University Medical Center Nashville Tennessee 37232 —
UT Southwestern Medical Center Dallas Texas 75390-9036 —
Baylor College of Medicine Houston Texas 77030 —
University of Texas Houston Medical School Houston Texas 77030 —
Baylor Scott & White Health Temple Texas 76508 —
The University of Vermont Burlington Vermont 05405 —
University of Virginia Charlottesville Virginia 22908 —
VCU Parkinson's & Movement Disorder Center (McGuire Veterans Hospital) Richmond Virginia 23230 —
Sentara Neurology Specialists Virginia Beach Virginia 23456 —
Inland Northwest Research Spokane Washington 99202 —
Northwest Neurological PLLC Spokane Washington 99202 —
Medical College of Wisconsin Milwaukee Wisconsin 53226 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT02642393, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 28, 2020 · Synced Oct 31, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT02642393 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →