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Completed Phase 3 Interventional Results available

Converting From Ropinirole Immediate Release (IR) To Ropinirole Controlled-Release for RLS (Restless Legs Syndrome)

ClinicalTrials.gov ID: NCT00256854

Public ClinicalTrials.gov record NCT00256854. 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 Jul 21, 2026, 12:06 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 4-Week, Randomized, Double-Blind, Cohort Study to Evaluate the Safety and Tolerability of Converting From Ropinirole Immediate Release (IR) to Ropinirole Controlled Release for RLS (CR-RLS) Formulation (Formerly Ropinirole Extended Release [XR]) in Patients With Restless Legs Syndrome (RLS)

Study identification

NCT ID
NCT00256854
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
GlaxoSmithKline
Industry
Enrollment
135 participants

Conditions and interventions

Interventions

  • Ropinirole IR 1 mg Drug
  • Ropinirole IR 2 mg Drug
  • Ropinirole IR 1 mg Placebo Drug
  • Ropinirole IR 2 mg Placebo Drug
  • Ropinirole CR 2 mg Drug
  • Ropinirole CR 3 mg Drug
  • Ropinirole CR 2 mg Placebo Drug
  • Ropinirole CR 3 mg Placebo Drug

Drug

Eligibility (public fields only)

Age range
18 Years to 79 Years
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
Nov 13, 2005
Primary completion
Sep 20, 2006
Completion
Sep 20, 2006
Last update posted
Mar 14, 2019

2005 – 2006

United States locations

U.S. sites
30
U.S. states
20
U.S. cities
30
Facility City State ZIP Site status
GSK Investigational Site Laguna Hills California 82653
GSK Investigational Site Oxnard California 93030
GSK Investigational Site Pasadena California 91106
GSK Investigational Site Reseda California 91355
GSK Investigational Site Boca Raton Florida 33486
GSK Investigational Site St. Petersburg Florida 33701
GSK Investigational Site Tampa Florida 33609
GSK Investigational Site Atlanta Georgia 30342
GSK Investigational Site Oak Brook Illinois 60523
GSK Investigational Site Lenexa Kansas 66214
GSK Investigational Site Baton Rouge Louisiana 70808
GSK Investigational Site Springfield Massachusetts 01104
GSK Investigational Site Bingham Farms Michigan 48025
GSK Investigational Site Las Vegas Nevada 89119
GSK Investigational Site Lebanon New Hampshire 03766
GSK Investigational Site Cherry Hill New Jersey 08003
GSK Investigational Site Toms River New Jersey 08755
GSK Investigational Site New York New York 10021
GSK Investigational Site Plainview New York 11803
GSK Investigational Site Greenville North Carolina 27834
GSK Investigational Site Dayton Ohio 46432
GSK Investigational Site Oklahoma City Oklahoma 73112
GSK Investigational Site Medford Oregon 97504-8456
GSK Investigational Site Portland Oregon 97210
GSK Investigational Site Columbia South Carolina 29201
GSK Investigational Site Dallas Texas 75213
GSK Investigational Site San Antonio Texas 78229
GSK Investigational Site Tacoma Washington 98405
GSK Investigational Site Walla Walla Washington 99362
GSK Investigational Site Madison Wisconsin 53715

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00256854, 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 Mar 14, 2019 · Synced Jul 21, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00256854 live on ClinicalTrials.gov.

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