Phase 4 Parkinson Clinical Trials

16 recruitingPhase 4

What is a Phase 4 trial?

Phase 4 trials, also called post-marketing studies, are conducted after a treatment has been approved and is available to the public. They monitor long-term effectiveness and safety in a broader population.

Showing 116 of 16 trials

Recruiting
Phase 4

Cortical Electrophysiology of Response Inhibition in Parkinson's Disease

Parkinson Disease
Emory University80 enrolled2 locationsNCT06234995
Recruiting
Phase 4

Effects of Lemborexant on Motor-sleep Comorbidity in Parkinson's Disease

InsomniaParkinson's DiseaseMotor Disorder
YangPan44 enrolled1 locationNCT07384429
Recruiting
Phase 4

Elucidating the Role of Cholinergic Degeneration in Cognitive Fluctuations in Lewy Body Dementia

Dementia With Lewy BodiesParkinson Disease Dementia
Virginia Commonwealth University120 enrolled1 locationNCT07284290
Recruiting
Phase 4

Clozapine-related Immunodeficiency in Parkinsons Disease

ImmunodeficiencyPsychosisParkinson's Disease (PD)+1 more
Centre Hospitalier Universitaire, Amiens24 enrolled1 locationNCT06634641
Recruiting
Phase 4

Comparing Antipsychotic Medications in LBD Over Time

Dementia With Lewy BodiesParkinson's Disease Psychosis
The University of Texas Health Science Center at San Antonio94 enrolled2 locationsNCT05590637
Recruiting
Phase 4

A Study of CREXONT (Carbidopa and Levodopa) Extended-Release Capsules in Participants With Parkinson's Disease

Parkinson Disease
Impax Laboratories, LLC220 enrolled27 locationsNCT06765668
Recruiting
Phase 4

BOOST-PD A Naturalistic Study on IPX-203 for Parkinson's Disease

Parkinson Disease
The Cleveland Clinic22 enrolled1 locationNCT07138560
Recruiting
Phase 4

Pimavanserin vs. Quetiapine for Treatment of Parkinson's Psychosis

Parkinson's Disease Psychosis
VA Office of Research and Development358 enrolled24 locationsNCT04373317
Recruiting
Phase 4

Characterization of the Serotonin 2A Receptor Selective PET Tracer [18F]MH.MZ in Patients With Neurodegenerative Diseases

Parkinson DiseaseNeurodegenerative DiseasesParkinson Disease Psychosis
Vanderbilt University Medical Center75 enrolled1 locationNCT05357612
Recruiting
Phase 4

Imaging Biomarkers of FOG Response to DBS

Deep Brain StimulationFreezing of Gait Symptoms in Parkinson's Disease
Medical University of South Carolina54 enrolled1 locationNCT06951906
Recruiting
Phase 4

Personalized Real-Time DBS and PD Mechanisms

Parkinson Disease
David Escobar25 enrolled1 locationNCT06013956
Recruiting
Phase 4

Multimodal Image Technologies Investigate the Role and Mechanism of Probiotics in Improving RBD with Parkinson's Disease

Movement DisordersParkinson DiseaseGut Microbiomes+3 more
Beijing Friendship Hospital120 enrolled1 locationNCT06710574
Recruiting
Phase 4

DBS and Levodopa for Treating Freezing of Gait in Parkinson's Disease

Parkinson DiseaseFreezing of Gait
IRCCS Istituto delle Scienze Neurologiche di Bologna20 enrolled1 locationNCT06316232
Recruiting
Phase 4

The effect of a GLP-1 agonist in patients with a dual diagnosis of Parkinson's Disease and Type 2 Diabetes Mellitus

Type 2 Diabetes MellitusParkinson's Disease
St Vincent's Health Network12 enrolled1 locationACTRN12620000627954
Recruiting
Phase 4

Smoking Cessation With Varenicline in Schizophrenia: Antipsychotic-Induced Neurological Symptoms as Correlates

SchizophreniaTobacco SmokingParkinsonism+2 more
Corporal Michael J. Crescenz VA Medical Center10 enrolled1 locationNCT03495024
Not Yet Recruiting
Phase 4

Using N-of-1 tests to identify responders to melatonin for sleep disturbance in Parkinson’s Disease

InsomniaParkinson's Disease
University of Queensland44 enrolled1 locationACTRN12617001103358