A Study to Evaluate the Efficacy of 18 to 24mg/Day Ropinirole Controlled Release (CR) Tablets in Early and Advanced Parkinson's Disease (PD) Patients.
Conditions
Interventions
- DRUG: Ropinirole CR 2mg tablet
- DRUG: Ropinirole CR 8mg tablet
- DRUG: Ropinirole CR matching Placebo tablet
Sponsor
GlaxoSmithKline