Clinical trials: Dopamine
Dementia With Lewy Bodies, Alzheimer's Disease
A Trial of 18F-AV-133 and 18F-AV-45 Positron Emission Tomography (PET)
The purpose of this study is to evaluate the ability to identify individuals with dopaminergic degeneration in group of patients with a clinical diagnosis of either dementia with Lewy bodies (DLB) or idiopathic Parkinson's…
- Conditions
- Dementia With Lewy Bodies, Alzheimer's Disease, Parkinson's Disease
- Trial name
- NCT01503944
- Testing
- 18F-AV-133, 18F-AV-45
- Where
- 2 sites in United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Avid Radiopharmaceuticals
Parkinson Disease (PD)
The Safety, Feasibility and Efficacy of NouvNeu001 for Parkinson's Disease
This clinical trial is designed to evaluate the safety, tolerability and preliminary efficacy of a single injection of NouvNeu001 (Human Dopaminergic Progenitor Cells Injection) in patients with Parkinson's disease.
- Trial name
- NCT07028632
- Testing
- Human Dopaminergic Progenitor Cells
- Where
- China
- Volunteers
- 30 people
- Sponsor
- iRegene Therapeutics Co., Ltd.
Erectile Dysfunctions, Healthy Volunteer
A Study to Assess the Safety, Tolerability and Pharmacokinetics of Viaca (Sildenafil + Cabergoline) Compared With Sildenafil and Cabergoline
This is a Phase 1, open-label, single-ascending-dose study evaluating the safety, tolerability, and pharmacokinetics (PK) of Viaca - a fixed-dose oral combination of sildenafil (a PDE5 inhibitor) and cabergoline (a dopamine D2…
- Trial name
- NCT07732387
- Testing
- Viaca, Sildenafil 50 mg, Cabergoline 0.5 MG
- Where
- Australia
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Yanping Kong
Healthy Volunteer
A Study of the Ability of Functional Magnetic Resonance Imaging (fMRI) to Detect and Characterize the Effects of Two Marketed Centrally Active Drugs, Placebo, and RO4917523 in Healthy Volunteers
This is an exploratory study to evaluate the usefulness of fMRI as a biomarker to characterize the response to three centrally active drugs and placebo.
- Trial name
- NCT01045083
- Testing
- RO4917523, escitalopram, methylphenidate
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Hoffmann-La Roche
Healthy Volunteers
Study of Oral ABBV-932 Capsules to Evaluate Dopamine D2 and D3 Receptor Occupancy in Brain in Adult Healthy Volunteers
The main objective of this study is to evaluate the dopamine D2 and D3 receptor occupancy in the brain as measured by PET with radiotracer [11C]-(+)-PHNO up to 14 days of once-daily oral doses of ABBV-932 in healthy subjects.
- Trial name
- Ph1PET UK Stdy (NCT06300580)
- Testing
- ABBV-932
- Where
- United Kingdom
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- AbbVie
Schizophrenia
SPECT Study With SB-773812 In Schizophrenic Patients
This study is being conducted in 2 groups of schizophrenic patients: in group 1 the relationship between the dopaminergic D2 receptor occupancy (D2 RO ) and serotoninergic 5HT2A receptor occupancy at stable plasma concentration…
- Trial name
- NCT00269035
- Testing
- SB773812, Risperidone
- Where
- 6 sites in Spain
- Volunteers
- 95 people
- Sponsor
- GlaxoSmithKline
Parkinson Disease, Dyskinesia, Drug-Induced
Open-label Safety Study of Dipraglurant (ADX48621) in Patients With Parkinson's Disease Receiving Levodopa-based Therapy
This open-label study is designed to assess the long-term safety and tolerability of dipraglurant in PD patients for up to 52 weeks (at doses of 150-300 mg per day) for patients that have completed an Addex sponsored double-blind…
- Conditions
- Parkinson Disease, Dyskinesia, Drug-Induced, Dyskinesias
- Trial name
- NCT05116813
- Testing
- Dipraglurant
- Where
- 7 sites in United States
- Volunteers
- 17 people
- Sponsor
- Addex Pharma S.A.
Advanced Parkinson's Disease
Phase 1 Safety and Tolerability Study of MSK-DA01 Cell Therapy for Advanced Parkinson's Disease
This clinical trial is designed to test whether surgically injecting nerve cells that make dopamine into the brain of Parkinson's disease patients is safe, and to monitor for potential side effects.
- Trial name
- NCT04802733
- Testing
- MSK-DA01, MSK-DA01 Cell Delivery Device
- Where
- 3 sites in United States, Canada
- Volunteers
- 12 people
- Sponsor
- BlueRock Therapeutics
Primary Autonomic Failure, Dopamine Beta Hydroxylase Deficiency
Clinical Study of Droxidopa in Patients With Neurogenic Orthostatic Hypotension (NOH) (Droxi-304)
Symptomatic NOH in patients with primary autonomic failure is thought to be a consequence of norepinephrine depletion leading to a diminished capacity to effect an appropriate cardiovascular response to an orthostatic challenge…
- Conditions
- Primary Autonomic Failure, Dopamine Beta Hydroxylase Deficiency, Non-Diabetic Neuropathy, Neurogenic Orthostatic Hypotension
- Trial name
- NOH304 (NCT01132326)
- Testing
- Droxidopa
- Volunteers
- 350 people
- Sponsor
- Chelsea Therapeutics
Parkinson's Disease, Hyperprolactinemia
The Association Between Dopamine Agonists and Cardiac Valvulopathy, Fibrosis and Other Cardiopulmonary Events
To assess the association between cabergoline and other dopamine agonists (DAs), and symptomatic, diagnosed serious cardiopulmonary disorders, including: 1. Cardiac valve regurgitation 2.
- Trial name
- NCT01052948
- Testing
- Retrospective study-
- Volunteers
- 86,939 people
- Sponsor
- Pfizer
Pulmonary Arterial Hypertension
Safety and Efficacy of BIA 5-1058 in PAH
This study aims to assess the safety and tolerability of the individual highest tolerated zamicastat doses, achieved in the study BIA-51058-201, during long-term treatment in Pulmonary Arterial Hypertension (PAH) disease.
- Trial name
- NCT06009185
- Testing
- Oral zamicastat
- Where
- 11 sites in Austria, Germany and 4 more
- Volunteers
- 20 people
- Sponsor
- Bial - Portela C S.A.
Parkinson's Disease
Continuous Application of Lisuride in Parkinson's Disease by Subcutaneous Infusion
The aim of the study is to evaluate the long-term efficacy, local tolerability and safety of Lisuride applied as subcutaneous infusion compared to placebo in patients with advanced Parkinson's disease with motor fluctuations and…
- Trial name
- NCT00408915
- Testing
- Continuous Subcutaneous Lisuride Infusion
- Where
- Germany
- Volunteers
- 60 people
- Sponsor
- Axxonis Pharma AG
Idiopathic Parkinson's Disease
Infusion of Apomorphine: Long-term Safety Study
This is a Phase 3, multicenter, open-label, safety and tolerability study of continuous apomorphine infusion in subjects with advanced Parkinson's Disease (PD) whose motor fluctuations remain unsatisfactory with levodopa (or…
- Trial name
- INFUS-ON (NCT02339064)
- Testing
- apomorphine infusion
- Where
- 18 sites in United States
- Volunteers
- 99 people
- Sponsor
- MDD US Operations, LLC a subsidiary of Supernus Pharmaceuticals
Schizophrenia
Positron Emission Tomography (PET) Study Investigating Dopamine and Serotonin Receptor Occupancy After Multiple Oral Dosing of Lu AF35700
The purpose of this PET study is to verify the binding of Lu AF35700 after multiple oral dosing at the dopamine and the serotonin receptors in male patients with schizophrenia.
- Trial name
- NCT02333487
- Testing
- Lu AF35700
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- H. Lundbeck A/S
Schizophrenia
A Pharmacokinetic Study of MP-214 in Patients With Schizophrenia
The objective of this study is to evaluate the pharmacokinetics, safety and efficacy of MP-214 in patients with schizophrenia.
- Trial name
- NCT01626859
- Testing
- MP-214 3mg, MP-214 6mg, MP-214 9mg
- Where
- Japan
- Volunteers
- 38 people
- Sponsor
- Tanabe Pharma Corporation
Major Depressive Disorder
A Study to Evaluate the Efficacy of AXS-05 Compared to Bupropion in Preventing the Relapse of Depressive Symptoms
This is a randomized, double-blind, active-controlled, multi-center study to evaluate the efficacy of AXS-05, compared to bupropion, in preventing the relapse of depressive symptoms in subjects with major depressive disorder…
- Trial name
- NCT06223880
- Testing
- AXS-05, Bupropion
- Where
- 40 sites in United States
- Volunteers
- 350 people
- Sponsor
- Axsome Therapeutics, Inc.
Advanced Parkinson Disease
Long-Term Observational Study on Effectiveness and Safety of Lecigon in Patients With Advanced Parkinson's Disease
This observational study is designed to collect data on the use of the drug Lecigon® in daily clinical practice. The study is organised and funded by a pharmaceutical company called Britannia Pharmaceuticals Ltd (Britannia).
- Trial name
- ELEGANCE (NCT05043103)
- Testing
- Lecigon® based on European Medicines Agency (EMA) SmPC
- Where
- 57 sites in Austria, Belgium and 12 more
- Volunteers
- 312 people
- Sponsor
- Britannia Pharmaceuticals Ltd.
Parkinson Disease
Stereotactic Intracerebral Injection of Allogenic IPSC-DAPs in Patients With Parkinson's Disease
Parkinson's disease is a progressive neurodegenerative disorder characterized by high morbidity due to the limited regenerative capacity of dopaminergic neurons in the brain.
- Trial name
- NCT07212088
- Testing
- ALC01 therapy
- Where
- China
- Volunteers
- 12 people
- Sponsor
- iCamuno Biotherapeutics Ltd.
Schizophrenia
Safety and Efficacy of Cariprazine in Schizophrenia
The objective of this study is to evaluate the efficacy, safety, and tolerability of cariprazine relative to placebo for the treatment of acute exacerbation of schizophrenia.
- Trial name
- NCT01104779
- Testing
- Cariprazine
- Where
- 41 sites in United States, Colombia and 2 more
- Volunteers
- 446 people
- Sponsor
- Forest Laboratories
Parkinson's Disease
SEDPARK1: Safety and Efficacy Study With the Non-ergot Dopamine-agonist Piribedil in Parkinson's Disease
The aim of the non-interventional Post Marketing Study is to investigate the use of the non-ergot dopamine agonist piribedil (trade name: CLARIUM) in mono- and combination therapy in patients with Morbus Parkinson.
- Trial name
- PIR-001/K (NCT00725478)
- Testing
- Piribedil
- Volunteers
- 250 people
- Sponsor
- Desitin Arzneimittel GmbH