Clinical trials: Dopamine
Perinatal Hypoxia, Dopamine
Measuring Brain Activity of School Age Children
This observational study will investigate whether differences in birth events and oxygen levels during the newborn period affects the brain activity of children during the middle childhood years.
- Conditions
- Perinatal Hypoxia, Dopamine, Neurobehavioral Manifestations
- Trial name
- NCT03407729
- Testing
- Magnetic Resonance Imaging, Cognitive Performance Testing
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Case Western Reserve University
Alcohol Consumption
Role of Dopamine in Response to Alcohol
This study will examine the role of the brain chemical dopamine in people's response to alcohol consumption. Dopamine is thought to influence whether people have a strong or weak response to alcohol and how pleasurable that…
- Trial name
- NCT00050219
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- National Institute on Alcohol Abuse and Alcoholism (NIAAA)
Autonomic Nervous System Diseases
PET Scan in Patients With Neurocardiologic Disorders
This study is designed to use PET scans in order to measure activity of the sympathetic nervous system. The sympathetic nervous system is the portion of the nervous system that maintains a normal supply of blood and fuel to…
- Trial name
- NCT00001418
- Where
- United States
- Volunteers
- 335 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Neonatal Disease, Pain, Acute
The Role of Time Interval Elimination on Pain Control of Preterm Infants by Sucrose Administration
Purpose. It has been demonstrated clearly that sucrose solutions given before a minor painful procedure can reduce pain among newborns.
- Trial name
- NCT05465694
- Testing
- 2-minute-time interval of per oral 24% sucrose, no time interval of per oral 24% sucrose
- Where
- Turkey (Türkiye)
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Gulhane School of Medicine
Hyperaldosteronism, Hypertension
Effects of Salt Intake on the Nervous Systems of Patients With Salt-Sensitive High Blood Pressure
Some patients with high blood pressure can experience an increase of blood pressure by 10 percent or more by taking in salt. These patients are referred to as having "salt-sensitive" (SS) hypertension.
- Trial name
- NCT00001176
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Healthy, Schizophrenia
Neuroimaging of Dopamine Metabolism in Normal and Psychiatric Patients
Brain cells communicate with each other by releasing chemicals called neurotransmitters. In order for brain cells to transfer information, one cell will release a neurotransmitter that will be recognized by a receptor located on…
- Trial name
- NCT00001320
- Where
- United States
- Volunteers
- 265 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)
Attention Deficit Hyperactivity Disorder
An Open Label Phase I/II Study of the Safety and Dopamine Transporter Binding Properties of C-11 Altropane in Normal Human Subjects and in Subjects With ADHD
The primary objective of this study is to evaluate the Binding Potential in subjects with ADHD and adults without ADHD: the intent being to demonstrate that C-11 Altropane PET can be used to differentiate adults with ADHD from…
- Trial name
- NCT00302380
- Testing
- PET imaging using C-11 altropane as the ligand.
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Diagnosis and Treatment of Depression
A Study of Diagnosis and Treatment of Depression Based on Biological Evidence of Dopamine Reward Pathway
This study will recruit depressed patients unresponsive to selective serotonin reuptake inhibitor antidepressant treatment, first-degree relatives (parents or siblings) of depressed patients, schizophrenia, Parkinson's disease…
- Trial name
- NCT03148509
- Testing
- risperidone, aripiprazole, bupropion
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Peking University
Parkinson's Disease
Dopaminergic Modulation of Declarative Memory
The study investigates the effect of dopaminergic stimulation over declarative memory functions in Parkinson's disease (PD) patients.
- Trial name
- NCT03151460
- Testing
- Dopamine Agent
- Where
- Italy
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- I.R.C.C.S. Fondazione Santa Lucia
Parkinson Disease
Single Photon Emission Computed Tomography to Study Receptors in Parkinson's Disease
This study will use single photon emission computed tomography, or SPECT (see below), to examine brain nicotine receptors in evaluating the role of a chemical called acetylcholine in memory and other problems in Parkinson's…
- Trial name
- NCT00058721
- Testing
- I-123-5-IA85380
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Healthy
Positron Emission Tomography Imaging of Dopamine Receptors Using the Tracer [11C]NNC-112
This study will investigate the use of [11C]NNC-112 in positron emission tomography (PET) scanning. PET is a technique that uses radioactive isotopes called tracers to provide images of the brain.
- Trial name
- NCT00088517
- Testing
- [11C]NNC-112
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)
Bipolar Disorder
Clinical Trial of Pramipexole in Bipolar Depression
The purpose of this study is to examine the safety and effectiveness of the drug pramipexole given in combination with lithium or divalproex for the short-term treatment of acute depression in patients with bipolar disorder.
- Trial name
- NCT00025792
- Testing
- Pramipexole
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)
Attention Deficit Hyperactivity Disorder
The Association Between Executive Functions and Candidate Genes of Dopaminergic and Noradrenergic Systems in Attention Deficit Hyperactivity Disorder (ADHD)
The ultimate goal of this study is to find specific polymorphism of candidate genes (particularly of dopaminergic and noradrenergic systems) associated with intermediate phenotypes (e.g., executive functions, IQ, and other…
- Trial name
- NCT01052753
- Where
- Taiwan
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Parkinson Disease, Healthy
The Role of Dopamine in Motor Learning in Healthy Subjects and Patients With Parkinson's Disease
This study will examine and compare what happens in the brains of patients with Parkinson's disease with that of healthy normal subjects while they train to react as fast as possible to the appearance of a visual signal.
- Trial name
- NCT00032812
- Testing
- Raclopride
- Where
- United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Healthy, Mood Disorder
Neuroimaging of St. John's Wort-Induced Changes of Serotonin Metabolism in Normal Subjects
St. John's Wort is a popular dietary supplement that many people take to elevate mood or relieve stress. This study will test in normal volunteers whether this preparation may alter mood and if so, by what means.
- Trial name
- NCT00001919
- Testing
- Hypericum (LI-160)
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)
Adolescent Development
Monetary Incentive Delay Task for Probing Reward-related Neural Processes
150 males and 150 females ages 14-17 years-old will be enrolled in an observational, longitudinal study. There are three planned in-person visits: a baseline assessment, an 18-month follow-up, and a 36-month follow-up.
- Trial name
- MID (NCT06369623)
- Testing
- Monetary Incentive Delay Task
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Stony Brook University
Child Development, Child Behavioral Problems
LOVING (Learning About Our Behavior is Valuable for Increasing Nurturing Relationships and Healthy Growth) RCT
The LOVING study is a randomized controlled trial designed to determine whether adaptations to an internationally recognized parenting program that enhances sensitive caregiving likewise improves sensitive caregiving in Singapore…
- Conditions
- Child Development, Child Behavioral Problems, Parent Child Relationship
- Trial name
- LOVING (NCT07687524)
- Testing
- VIPP-SD-SingH, "Video-Feedback Intervention to Promote Positive Parenting and Sensitive Discipline Adapted for the Singapore Context with a Health Component", CARE-SD, "Caregiver Awareness of Relationships through E-learning for Sensitivity and Discipline", NeuroEducation for Parents
- Where
- 5 sites in Singapore
- Volunteers
- 624 people, healthy volunteers welcome
- Sponsor
- National University of Singapore
Congenital Adrenal Hyperplasia, Familial Hyperinsulinemic Hypoglycemia 1
Baby Detect : Genomic Newborn Screening
Newborn screening (NBS) is a global initiative of systematic testing at birth to identify babies with pre-defined severe but treatable conditions.
- Conditions
- Congenital Adrenal Hyperplasia, Familial Hyperinsulinemic Hypoglycemia 1, Phosphoglucomutase 1 Deficiency, Maturity Onset Diabetes of the Young
- Trial name
- BabyDetect (NCT05687474)
- Where
- Belgium
- Volunteers
- 6,824 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Liege
Healthy, Mental Disorder
I-123 Brain Studies of Serotonin Metabolism in Psychiatric Patients and Normal Volunteers
Abnormalities in the re-uptake of dopamine and serotonin have been described in various neuropsychiatric disorders and substance abuse.
- Conditions
- Healthy, Mental Disorder, Obsessive Compulsive Disorder, Schizophrenia
- Trial name
- NCT00001771
- Where
- United States
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)
Schizophrenia
Oculomotor and Spatial Cognition Deficits in Schizophrenia
DESCRIPTION: (Verbatim from the Applicant's Abstract) Abnormalities of eye movement control and spatial cognition are well-established deficits in schizophrenia.
- Trial name
- NCT00931996
- Testing
- Antipsychotic
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Illinois Chicago