placebo monotherapy
Sponsors
Merck Sharp & Dohme LLC, GlaxoSmithKline, Peking University Third Hospital
Conditions
Acquired Immunodeficiency SyndromeHIV InfectionsMemory ImpairmentParkinson Disease
Phase 2
Phase 4
A Fixed Dose, Dose Response Study for Ropinirole Prolonged Release in Patients With Early Stage Parkinson's Disease
CompletedNCT01485172
Start: 2012-01-31End: 2014-04-30Updated: 2018-06-20
Dopaminergic Mechanism of Memory Impairment in Parkinson's Disease
NCT04968613
Start: 2018-01-01End: 2021-12-31Target: 150Updated: 2021-07-20