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46 studies
Recruiting now, in plain language. Every study is watched over by an independent ethics board.
- Dementia / Alzheimer'sParkinson's disease
Phase 2 Trial of Tributyrin in People With Parkinson's Disease and Cognitive Impairments
Testing whether a tributyrin supplement helps memory, thinking, and balance in adults with Parkinson
📍 Domino's Farms · Ann Arbor, MI · Get directions →
The goal of this clinical trial is to learn if taking a tributyrin supplement works to improve memory and thinking and walking and balance in adults with Parkinson disease Parkinson disease dementia. It will also learn about the safety of tributyrin supplementation.
- Parkinson's disease
Virtual tES Device Treatment for Parkinson's Disease Motor Symptoms
Testing a non-invasive brain stimulation device to improve Parkinson’s movement problems
📍 U LLC Headquarters · Cleveland, OH · Get directions →
This study tests a new, non-invasive brain stimulation device called Sphere V3.0 to help improve movement problems in people with Parkinson's disease. The device delivers gentle electrical signals to the scalp using small electrodes placed on the head.
- Parkinson's disease
Clinical Trial Evaluating the Efficacy and Safety of AGB101 for Treatment of Parkinson's Disease Related Psychosis
Testing whether a low-dose seizure medicine can help Parkinson’s psychosis
📍 Johns Hopkins · Baltimore, MD · Get directions →
This clinical trial will test whether AGB101 (low-dose levetiracetam, 220 mg, extended release tablet) can improve symptoms of psychosis in Parkinson's disease. Participants will be asked to complete up to 5 in-person study visits over approximately 20 weeks.
- High blood pressureKidney disease
A Phase IIb Study to Evaluate the Effect of Dapagliflozin in Combination With Baxdrostat Compared With Baxdrostat on Albuminuria in Participants With Chronic Kidney Disease and High Blood Pressure.
Testing how adding a diabetes medicine to baxdrostat affects urine protein in people with chronic
📍 Research Site · Surprise, AZ · +17 more US sites · Get directions →
International, Multicenter and Double-Blind study. The purpose is to measure the effect of baxdrostat in combination with dapagliflozin compared with baxdrostat/placebo on albuminuria, as well as safety, in participants with chronic kidney disease and high blood pressure.
- Parkinson's disease
A Phase 2 Study and Open-Label Extension of NEU-411 in Companion Diagnostic-Positive Participants With Early Parkinson's Disease
Testing a treatment in people with early Parkinson’s disease who have an LRRK2 gene test result
📍 Banner Sun Health Research Institute · Sun City, AZ · +39 more US sites · Get directions →
The goal of this Phase 2 clinical trial is to investigate the efficacy and safety of NEU-411 in men and women aged 40-80 years with early Parkinson's Disease (PD) who have predicted elevations in the activity of the "leucine-rich repeat kinase 2" ("LRRK2" for short) pathway based on their genetic profile. A DNA test will be used to identify the "LRRK2-driven" population with predicted elevation in the LRRK2 pathway.
- Parkinson's disease
A Study of Buntanetap in Participants With PD
Testing the long-term safety of buntanetap in people with Parkinson’s
📍 University of Alabama at Birmingham · Birmingham, AL · +26 more US sites · Get directions →
This study will examine the long-term safety of buntanetap in participants with PD. This will be a 36-month open-label safety study.
- Dementia / Alzheimer'sParkinson's disease
PET Imaging Evaluation of [11C]SY08
Testing a PET scan tracer to detect alpha-synuclein protein clumps in dementia and Parkinson’s
📍 MGH · Charlestown, MA · Get directions →
The overall goal of the proposed research is to evaluate the use of \[11C\]SY08 as a PET radiotracer for aggregated alpha synuclein (αS) in individuals with Parkinson's disease (PD), Multiple system atrophy (MSA), Dementia with Lewy Bodies (DLB) and healthy controls. The purpose of this study is to evaluate the use of \[11C\]SY08 as a PET radiotracer for αS fibrils in individuals with PD, MSA, DLB and healthy controls.
- Type 2 diabetesHigh blood pressure
Polypill for Prevention of Cardiomyopathy
Testing a pill combination to prevent heart muscle disease in people with type 2 diabetes and high
📍 UT Southwestern Medical Center · Dallas, TX · Get directions →
This study will investigate the utility of a polypill-based strategy for patients with type 2 diabetes mellitus and high risk of heart failure (HF), as assessed via the WATCH-DM risk score. Polypill therapy will consist of empagliflozin 12.5 mg, losartan 25, 50 or 100 mg, and finerenone 10 mg daily.
- Parkinson's disease
Evaluation of [¹⁸F]MODAG-009 PET Imaging in Synucleinopathies
Testing an injection for brain scans to study Parkinson’s disease and safety
📍 Institute for Neurodegenerative Disorders and XingImaging, LLC · New Haven, CT · Get directions →
This is a single-center, open-label clinical study designed to evaluate the imaging characteristics and safety of \[¹⁸F\]MODAG-009 in participants with Parkinson's disease (PD), Multiple system atrophy (MSA), and Healthy controls (HC). Approximately 13 participants will be enrolled in this study.
- Parkinson's disease
Open-label Study to Evaluate Brain α-Synuclein Deposition Using PET and [18F]MK-0947 in Parkinson's Disease
Testing a new PET brain scan to measure nerve protein buildup in Parkinson’s
📍 Invicro (dba Perceptive) · New Haven, CT · +1 more US site · Get directions →
This clinical study is being conducted to learn more about a new imaging drug called \[18F\]MK-0947, which is designed to help doctors see changes in the brain related to Parkinson's disease (PD). PD is a condition that affects movement, balance, and thinking.
- DepressionParkinson's disease
Imaging Depression in Parkinson's Disease
Studying brain changes linked to depression in people with Parkinson’s
📍 Yale University · New Haven, CT · Get directions →
The goal of this observational study is to identify targetable neural substrates of depression in Parkinson's Disease for the first time in people with Parkinson's between the ages of 40 and 80, who are experiencing symptoms of depression.
- High blood pressureCOPD (chronic lung disease)
Breathe Easier With Tadalafil Therapy for Dyspnea in COPD-PH
Testing tadalafil to see if it improves shortness of breath in COPD with high blood pressure in the
📍 Rocky Mountain Regional VA Medical Center, Aurora, CO · Aurora, CO · +4 more US sites · Get directions →
The investigators will study whether the drug tadalafil improves shortness of breath in 126 Veterans with Chronic Obstructive Pulmonary Disease (COPD) and high blood pressure in the lungs. The investigators will also assess whether tadalafil improves quality of life, home daily physical activity, exercise endurance, the frequency of acute flares of COPD, blood pressure in the lungs, and lung function.
- Parkinson's disease
Ketamine for Veterans With Parkinson's Disease
Testing ketamine for depression in veterans with Parkinson’s disease
📍 San Francisco VA Medical Center, San Francisco, CA · San Francisco, CA · Get directions →
Parkinson's disease (PD) is a devastating illness that has a growing impact on Veterans. One of the most disabling symptoms is depression, which is common in PD and linked to poor quality of life and higher risk of suicide.
- Parkinson's disease
Early Longitudinal Imaging in the Parkinson's Progressive Marker Initiative (PPMI) Using (18F)AV-133 (PPMI AV-133 Prodromal Imaging)
Tracking how brain scans change over time in people with early Parkinson’s
📍 Institute for Neurodegenerative Disorders · New Haven, CT · +1 more US site · Get directions →
The study is a longitudinal, multi-center study to assess progression of \[18F\] AV-133 imaging in Prodromal PD participants. Participants will be followed for up to 24 months.
- DepressionParkinson's disease
Psilocybin Therapy for Depression in Parkinson's Disease
Testing whether psilocybin therapy improves depression symptoms in people with Parkinson’s disease
📍 University of California, San Francisco · San Francisco, CA · Get directions →
The purpose of this study is to understand whether people with Parkinson's Disease and depression have improvement in their symptoms after psilocybin therapy.
- Obesity / overweightHigh blood pressure
Cardiovascular Effects of Angiotensin-(1-7) in Obesity Hypertension
Testing whether angiotensin-(1-7) affects heart health in people with obesity and high blood
📍 Penn State Milton S. Hershey Medical Center · Hershey, PA · Get directions →
Obesity is a global health concern that is associated with high blood pressure and an increased risk for developing cardiovascular disease. The purpose of this study is to find out if the investigational drug angiotensin-(1-7) can improve cardiovascular health in people with obesity and high blood pressure.
- High blood pressureDementia / Alzheimer's
Impact of Intensive Treatment of SBP on Brain Perfusion, Amyloid, and Tau (IPAT Study)
Testing whether tightly lowering high blood pressure slows brain changes tied to Alzheimer’s
📍 University of Texas Southwestern Medical Center · Dallas, TX · Get directions →
The purpose of this study is to determine if intensive lowering of systolic blood pressure (SBP), using FDA approved medications (antihypertensive), reduces Alzheimer's Disease pathology (i.e., excessive brain amyloid and tau protein deposition) in older adults at high risk for memory decline or dementia.
- Parkinson's disease
A Study of AAV2-GDNF in Adults With Moderate Parkinson's Disease (REGENERATE-PD)
Testing the safety and effect of a gene therapy put into the brain for moderate Parkinson’s disease
📍 Mayo Clinic · Phoenix, AZ · +33 more US sites · Get directions →
The objective of this randomized, surgically controlled, double-blinded, Phase 2 study is to evaluate the safety and efficacy of AAV2-GDNF delivered to the putamen in subjects with moderate Parkinson's Disease.
- Parkinson's disease
Low-dose Carbon Monoxide (HBI-002) Trial to Evaluate Safety, Tolerability, PK, and Biomarkers in Parkinson's Disease
Testing an oral low-dose carbon monoxide liquid in people with Parkinson’s
📍 Quest Research Institute · Farmington Hills, MI · Get directions →
A phase 2a multicenter, randomized, double-blind, placebo-controlled multiple dose study to evaluate the safety, tolerability, pharmacokinetics, of HBI-002, an oral low-dose carbon monoxide (CO) liquid drug product, administered daily over 14 days in subjects with Parkinson's disease (PD).
- Parkinson's disease
Longitudinal TSPO PET Imaging With [18F]DPA-714 in PPMI (PPMI DPA-714 PET Imaging)
Studying how a brain imaging tracer binds in early Parkinson’s over 24 months
📍 UAB · Birmingham, AL · Get directions →
The overall goal of this protocol is to investigate \[18F\]DPA-714 binding in prodromal and early manifest Parkinson's Disease (PD) and to determine the baseline and change from baseline in \[18F\]DPA-714 binding in PD participants during a 24-month interval. Primary Objectives * To compare \[18F\]DPA-714 binding in prodromal and manifest PD and healthy volunteers.
- Parkinson's disease
Pyridostigmine for the Treatment of Constipation in Parkinson Disease
Testing pyridostigmine as a treatment for constipation in Parkinson disease
📍 University of Vermont Medical Center · Burlington, VT · Get directions →
Constipation is a common and debilitating non-motor symptom of Parkinson disease (PD) that often precedes the onset of classic motor symptoms by decades. There is no standardized algorithm for managing constipation in this patient population, nor are there dedicated treatments.
- Parkinson's disease
Rehabilitation of Airway Protection in Parkinson's Disease
Testing therapy to improve airway protection problems in Parkinson’s
📍 Purdue University · West Lafayette, IN · +1 more US site · Get directions →
Airway protective disorders are a prevalent and progressive consequence of Parkinson's Disease (PD), and often result in aspiration pneumonia which is the leading cause of death in PD. Despite this, a large number of patients with PD do not access specialized services to address these critical deficits.
- Obesity / overweightHigh blood pressureCOPD (chronic lung disease)
Feasibility of Semaglutide in Advanced Lung Disease
Testing whether semaglutide can be given safely to people with advanced lung disease
📍 University of Pennsylvania Perelman School of Medicine · Philadelphia, PA · Get directions →
The goal of this clinical trial is to learn whether semaglutide, an FDA-approved treatment for diabetes and obesity, is feasible and tolerable in patients with advanced lung disease. The main question\[s\] it aims to answer are: 1.
- Parkinson's disease
This Clinical Trial is Designed to Evaluate the Safety, Tolerability, Feasibility and Preliminary Efficacy of NouvNeu001 (Human Dopaminergic Progenitor Cells Injection) in Patients With Parkinson's Disease.
Testing an injected cell treatment for safety in people with advanced Parkinson’s
📍 Cornell University Weill Medical College · New York, NY · Get directions →
This is a phase 1/2 clinical study to evaluate the safety, tolerability, feasibility, and preliminary efficacy of NouvNeu001 in patients with advanced Parkinson's Disease.
- Dementia / Alzheimer'sParkinson's disease
18F-mFBG Cardiac Uptake With Lewy Body Dementia
Testing a heart imaging tracer to see how Lewy body dementia affects nerve signals
📍 Houston Methodist Neurological Institute · Houston, TX · Get directions →
This is a Phase 2 study evaluating the positron-emitting radiopharmaceutical 18F-mFBG as an imaging agent for quantification of the effect of neurodegenerative diseases on myocardial sympathetic innervation. Effectiveness of 18F-mFBG imaging of the heart will be judged in terms of the quantitative difference between results for subjects with Lewy body and non-Lewy body neurologic disease as compared to historical data for healthy control subjects.
- Parkinson's disease
Tenapanor in Synucleinopathy-Related Constipation
Testing tenapanor for constipation related to Parkinson’s disease
📍 Cedar Valley Digestive Health Center · Waterloo, IA · Get directions →
Investigation of tenapanor as a potential treatment for synucleinopathy-associated constipation
- Parkinson's disease
Evaluation of Tau-Pathology in Sporadic and LRRK2 Parkinson's Disease
Testing how much brain tau buildup is in people with Parkinson’s using PET scans
📍 Institute for Neurodegenerative Disorders / XingImaging, LLC · New Haven, CT · Get directions →
The study aims to evaluate the burden of tau pathology in people with Sporadic and LRRK2 PD via in vivo imaging using the tau tracer, \[18F\]PI-2620, and a high resolution PET camera, NeuroEXPLORER.
- Parkinson's disease
A Study to Evaluate the Effectiveness of Two Doses of AP-472 as Adjunctive Therapy to Levodopa in Parkinson's Disease (PD) Participants With Motor Fluctuations
Testing two doses of an add-on medicine to levodopa for Parkinson’s with motor fluctuations
📍 University of Arkansas for Medical Sciences · Little Rock, AR · +24 more US sites · Get directions →
This is a Phase 2 study in people with Parkinson's disease who experience motor fluctuations while taking levodopa. The study will evaluate how effective two different doses of the study drug AP-472 are when added to levodopa treatment, compared with a placebo.
- High blood pressureKidney disease
Equol and Vascular Function in Women With Chronic Kidney Disease
Testing whether equol affects blood vessel function in women with chronic kidney disease
📍 University of Colorado Anschutz Medical Campus · Aurora, CO · Get directions →
The risk of cardiovascular disease (CVD) is significantly elevated in patients with chronic kidney disease (CKD). Notably, women with CKD commonly experience menstrual disturbances induced by CKD, which may contribute to impaired vascular function and elevated CVD risk.
- Parkinson's disease
Title: A Multimodal Exercise Program With Gamification for Parkinson Disease (MEP+G)
Testing an 8-week exercise program with boxing and computer games for people with Parkinson disease
📍 Equilibrium Physical Therapy · Ventura, CA · Get directions →
In this pilot study the research will explore whether exercises and the outcome measures would be acceptable to conduct a more detailed research study. This 8 week pilot study will utilize a comprehensive exercise program that includes non-contact boxing along with computerized games for individuals with Parkinson Disease.
- Parkinson's disease
Noise-augmented Automatic Speech Recognition for Speech Treatment in Parkinson's Disease
Testing whether automatic speech recognition feedback improves speech clarity and social
📍 Teachers College, Columbia University · New York, NY · Get directions →
The goal of this clinical trial is to learn whether noise-augmented feedback using automatic speech recognition improves intelligibility and social participation in individuals with Parkinson's disease. The main questions the investigators will address are: Does noise-augmented feedback lead to increased intelligibility, as measured by transcription accuracy scores?
- Parkinson's disease
rTMS to Improve Cognition in Parkinson's
Testing whether noninvasive brain stimulation can improve thinking in people with Parkinson’s
📍 Jesse Brown VA Medical Center, Chicago, IL · Chicago, IL · +1 more US site · Get directions →
The purpose of this study is to examine safety, feasibility, and the behavioral and brain effects of a non-invasive treatment, repetitive transcranial magnetic stimulation (rTMS), for Veterans with Parkinson's disease or atypical parkinsonism and mild impairments in their thinking. The hypothesis is that rTMS can improve thinking for people with Parkinson's disease or atypical parkinsonism who are experiencing mild problems with their thinking ability.
- Parkinson's disease
Wearable Biofeedback for Swallowing Disorders Rehabilitation in Stroke and Parkinson Disease
Testing a wearable sensor that gives feedback for swallowing therapy in Parkinson’s
📍 Purdue University · West Lafayette, IN · Get directions →
Dysphagia, or difficulty swallowing, is a common symptom of many neurological diseases but its treatment is not well established or easily accessible. To start addressing this gap, the researchers developed and validated a cost-effective wearable surface electromyography (sEMG) biofeedback sensor technology (i-Phagia), optimized to record muscle activity from the head/neck and provide biofeedback to patients and adherence data to clinicians during swallow therapy.
- Parkinson's disease
Reducing Falls With Varenicline in Hypocholinergic Parkinson Disease
Testing varenicline to reduce falls and improve walking multitasking in Parkinson’s
📍 University of Michigan · Ann Arbor, MI · Get directions →
This trial aims to test whether one year of Varenicline, when compared to placebo, can reduce fall risk and show improvement in the ability to multitask while walking. Participants that are eligible after screening for the study will be randomized to receive Varenicline or placebo.
- Dementia / Alzheimer'sParkinson's diseaseMultiple sclerosis (MS)
Safety, PK and Biodistribution of 18F-OP-801 in Patients With ALS, AD, MS, PD and Healthy Volunteers
Testing safety of a PET imaging tracer in people with ALS, AD, MS, PD
📍 UCSF · San Francisco, CA · +2 more US sites · Get directions →
This is a Phase 1/2 study to evaluate the safety and tolerability of 18F-OP-801 in subjects with ALS, AD, MS, PD and age-matched HVs. 18F-OP-801 is intended as a biomarker for PET imaging of activated microglia and macrophages in regions of neuroinflammation.
- Parkinson's disease
A Multicenter Study to Evaluate Safety, Tolerability, and Clinical Responses of DSP-1083 Into Subjects With Parkinson's Disease
Testing the safety and side effects of DSP-1083 implanted in people with Parkinson’s disease
📍 University of Kentucky Medical Center · Lexington, KY · +1 more US site · Get directions →
The Goal of this study is to evaluate the safety, tolerability, and clinical responses following implantation of DSP-1083. Study enrolls both male and female patients in 2 cohorts.
- Parkinson's disease
Multiple Objective Particle Swarm Optimization Postural Instability Gait Disorder
Testing how scans after deep brain stimulation help assess Parkinson’s gait
📍 University of Minnesota · Minneapolis, MN · Get directions →
Sixty patients will be enrolled in this study who are treated for Parkinson's disease (PD) with bilateral deep brain stimulation of subthalamic nucleus (STN) or globus pallidus (GP), who have a pre- operative 7 Tesla MRI including diffusion tensor imaging for tractography and a postoperative head CT for electrode localization, and in whom at least 3 months have passed since activation of their neurostimulators, for stabilization of clinical stimulator settings. Using their MRI and CT, the investigators will construct patient-specific models of electrical current spread to neuroanatomical tar- gets surrounding the electrode.
- Parkinson's disease
The University of Alabama at Birmingham (UAB) Neuroinflammation in Parkinson's Disease-TSPO- Positron Emission Tomography (PET) Substudy
Testing brain inflammation in people with Parkinson’s using PET scans
📍 UAB Advanced Imaging Facility · Birmingham, AL · Get directions →
The primary objective of this substudy is to measure the concentration and the regional brain distribution of activated brain microglia/macrophages using the PET ligand \[18F\]DPA-714 in participants enrolled in the UAB Innate and Adaptive Immunity in Parkinson's Disease (Clinical Research Core) and Longitudinal \[18F\]DPA-714 Imaging in a Parkinson Disease Cohort studies. The PET tracer \[18F\]DPA-714 binds to the 18 kDa translocator protein (TSPO, also known as the peripheral benzodiazepine receptor) in the mitochondria of activated microglia/macrophages and provides a non-invasive measure of neuroinflammation.
- Heart / cardiovascular diseaseHigh blood pressure
Sympathetic-vascular Dysfunction in Obesity and Insulin Resistance (Vitamin C Study)
Studying how vitamin C affects blood vessel function in obese adults with insulin resistance and
📍 University of Kansas Medical Center · Kansas City, KS · Get directions →
The main purpose of research is to examine and understanding the development of hypertension in obese adults with insulin resistance. Findings from our studies will identify unique mechanisms that can be targeted to limit increases in vascular dysfunction and reduce the excessively high prevalence of hypertension and risk for cardiovascular disease (CVD).
- High blood pressureCOPD (chronic lung disease)
Pulmonary Hypertension SOLAR
Testing a noninvasive MRI pattern to study lung blood vessel changes in pulmonary hypertension
📍 Duke University Medical Center · Durham, NC · Get directions →
The main goal of this study is to develop a noninvasive signature for pulmonary vascular remodeling in Group 3 PH patients, using hyperpolarized 129Xe magnetic resonance imaging (129Xe MRI). Such a signature may identify Group 3 PH responders to PAH-specific therapies.
- Obesity / overweightHigh blood pressure
Sympathetic Transduction in Obesity-associated Hypertension (OB-HTN)
Studying how the nervous system controls blood pressure in obesity and high blood pressure
📍 University of Texas Southwestern Medical Center · Dallas, TX · Get directions →
The purpose of this study is to understand how the nervous system communicates to blood vessels to increase blood pressure during stress. The study will also investigate how hypertension and obesity influence the nervous system and vascular function.
- Obesity / overweightHeart / cardiovascular diseaseHigh blood pressure
PRECISION-BP: Precision Chronopharamacotherapy Targeting NP-RAAS-BP Rhythm Axis
Testing timing of blood pressure medicines in people with obesity and high blood pressure
📍 University of Alabama at Birmingham · Birmingham, AL · Get directions →
Obese individuals have a higher prevalence of nocturnal hypertension and non-dipping blood pressure (BP). These conditions are associated with an increased risk of cardiovascular (CV) events and death.
- Parkinson's disease
Intranasal Insulin and Glutathione as an Add-On Therapy in Parkinson's Disease
Testing nasal insulin and glutathione added to usual care in people with Parkinson’s
📍 Institute for Neuroimmune Medicine · Davie, FL · +2 more US sites · Get directions →
This study will be evaluating the safety and efficacy of insulin and glutathione in subjects with Parkinson's Disease compared to placebo.
- Obesity / overweightHigh blood pressure
Sympathetic Mechanisms in Obesity-Crossover Design
Testing whether blocking sympathetic nerves after 2 weeks changes blood sugar in obese adults with
📍 Vanderbilt University Medical Center · Nashville, TN · Get directions →
We will study obese hypertensive subjects in a randomized, crossover study to determine if two weeks sympathetic blockade improves endogenous glucose production. Subjects will be studied on 3 different occasions after two weeks of receiving either placebo, amlodipine (vasodilator arm) or moxonidine (study arm).
- DepressionParkinson's disease
Probiotic Treatment for Depression and Associated Mood Disorders in Parkinson's Disease
Testing whether a 12-week multi-strain probiotic can treat depression in people with Parkinson’s
📍 Pacific Parkinson's Research Centre · Vancouver, British Columbia · Get directions →
This study evaluates the use of an oral multi-strain probiotic in the treatment of depression in individuals with Parkinson's Disease. Participants will be randomized to either a 12-week multi-strain probiotic treatment or placebo intervention.
- Parkinson's disease
A Study to Determine if BHV-8000 is Effective, Safe and Tolerable as a Treatment for Adults Living With Early Parkinson's Disease
Testing BHV-8000 for safety and effectiveness in adults with early Parkinson's disease
📍 Site-049 · Birmingham, AL · +14 more US sites · Get directions →
A study to determine if BHV-8000 is efficacious, safe and tolerable in adults diagnosed with early Parkinson's disease.