| Recruiting | Slowing Cognitive Decline in Alpha-synucleinopathies by Enhancing Physical Activity NCT07324330 | University Hospital, Bonn | N/A |
| Not Yet Recruiting | Slow-SPEED: Slowing Parkinson's Early Through Exercise Dosage NCT06993142 | Radboud University Medical Center | N/A |
| Enrolling By Invitation | An Innovative Method in SAliva Samples for the Early Differential Diagnosis of High-impact NeuroDegenerative D NCT06875739 | Fondazione Don Carlo Gnocchi Onlus | — |
| Recruiting | Study of Axial and Cognitive Symptoms and Biomarkers of Neurodegeneration in Brain-first and Body-first PD NCT07187843 | Azienda USL Reggio Emilia - IRCCS | — |
| Recruiting | Slow-SPEED-NL: Slowing Parkinson's Early Through Exercise Dosage-Netherlands NCT06193252 | Radboud University Medical Center | N/A |
| Unknown | Effect of Motor Function, Depression and Sleep Quality on Attention in Parkinson's Disease NCT06283043 | Inonu University | — |
| Unknown | Machine Vision Based MDS-UPDRS III Machine Rating NCT05906719 | Ruijin Hospital | — |
| Completed | External vs Internal-triggered Augmented-reality Visual Cues to Treat Freezing of Gait NCT05608915 | The Cleveland Clinic | N/A |
| Unknown | Role and Mechanism of Probiotics in Improving Motor Symptoms in Mild to Moderate Parkinson's Disease NCT04871464 | Beijing Friendship Hospital | Phase 4 |
| Active Not Recruiting | Linac FRACtionated Radiosurgical THALamotomie in Tremors (FRACTHAL) NCT04727658 | Centre Hospitalier Universitaire de Nice | Phase 2 |
| Withdrawn | GentleCath Air (Urinary Self-catheterization) - Pain in Female Patients With Neurological Vesico-sphincter Dis NCT04847609 | ConvaTec Inc. | — |
| Completed | Oral Health, Orofacial Function and Oral Health Care in Patients With Parkinson's Disease NCT05356845 | University of Copenhagen | — |
| Completed | Complex Eye Movements in Parkinson's Disease and Related Movement Disorders NCT04925622 | Saccadous, Inc. | — |
| Unknown | Intensive Multidisciplinary Rehabilitation and Biomarkers in Parkinson's Disease NCT05452655 | Fondazione Don Carlo Gnocchi Onlus | N/A |
| Completed | Latest Imaging SPECT System Evaluation Phase 1 NCT04704349 | Centre Hospitalier Régional d'Orléans | N/A |
| Active Not Recruiting | The Personalized Parkinson Project De Novo Cohort NCT04985539 | Radboud University Medical Center | — |
| Completed | Movement Disorders Analysis Using a Deep Learning Approach NCT04974034 | Hospital Avicenne | — |
| Recruiting | The National Registry Study For the Real-world Patients With Parkinsonian Disorders in China NCT03649503 | Huashan Hospital | — |
| Completed | tDCS Plus Physical Therapy for Progressive Supranuclear Palsy NCT04237948 | Fondazione Europea di Ricerca Biomedica Ferb Onlus | N/A |
| Completed | Safety and Efficacy Study of VY-AADC01 for Advanced Parkinson's Disease NCT03065192 | Neurocrine Biosciences | Phase 1 |
| Active Not Recruiting | West Sweden Parkinson Objective Measurement Registry Study NCT03130595 | Sahlgrenska University Hospital | — |
| Completed | Alpha-synuclein Level in Saliva to Differentiate Between Idiopathic Parkinson Disease and Iatrogenic Parkinson NCT03156647 | Centre Hospitalier Universitaire de Nīmes | — |
| Recruiting | Gait Analysis in Neurological Disease NCT02994719 | Beth Israel Deaconess Medical Center | — |
| Active Not Recruiting | Mobile Parkinson Observatory for Worldwide, Evidence-based Research (mPower) NCT02696603 | Sage Bionetworks | N/A |
| Completed | Repetitive Transcranial Magnetic Stimulation for Freezing of Gait NCT01853150 | Dongtan Sacred Heart Hospital | N/A |
| Completed | Post-prandial Hypotension and Sleepiness in Parkinson's Disease and Other Synucleinopathies NCT02021903 | University Hospital, Toulouse | N/A |
| Completed | Evaluation of the Efficacy and Safety of Modified Release AFQ056 in Parkinson's Patients With L-dopa Induced D NCT01491529 | Novartis Pharmaceuticals | Phase 2 |
| Completed | Open-label, Long-term Safety Extension Study of AFQ056 in Parkinson's Patients With L-dopa Induced Dyskinesias NCT01491932 | Novartis Pharmaceuticals | Phase 2 |
| Completed | Evaluation of the Efficacy and Safety of AFQ056 in Parkinson's Patients With L-dopa Induced Dyskinesias NCT01385592 | Novartis Pharmaceuticals | Phase 2 |
| Completed | Effect of Undenatured Cysteine-Rich Whey Protein Isolate (HMS 90®) in Patients With Parkinson's Disease NCT01662414 | Chulalongkorn University | Phase 4 |
| Completed | Usefulness of α-synuclein as a Marker for Early Diagnosis of Parkinson's Disease in Skin Biopsy. NCT01380899 | Universidad Autonoma de San Luis Potosí | — |
| Unknown | Sedation During Microelectrode Recordings Before Deep Brain Stimulation for Movement Disorders. NCT00355927 | Hadassah Medical Organization | N/A |
| Terminated | Study of Preladenant for the Treatment of Antipsychotic Induced Movement Disorders in Participants With Schizo NCT00686699 | Merck Sharp & Dohme LLC | Phase 2 |