Clinical trials: Serotonin Syndrome
Epilepsy, Dravet Syndrome
A PET-MRI Study of Serotoninergic Brainstem Pathway in Patients With Dravet Syndrome
Dravet Syndrome (DS) is a severe neurodevelopmental disease, which is predominantly caused by mutations of SCN1A, the gene coding for Nav1.1 voltage-gated sodium channels.
- Conditions
- Epilepsy, Dravet Syndrome, Drug Resistant Epilepsy, Healthy Controls
- Trial name
- DRAPETONINE (NCT07013331)
- Testing
- [18F]MPPF PET-MRI
- Where
- France
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Premenstrual Dysphoric Disorder (PMDD)
Allopregnanolone and Dynamic GABA-A Receptor Plasticity in Selective Serotonin Reuptake Inhibitor Responsive Premenstrual Dysphoric Disorder
Premenstrual dysphoric disorder (PMDD) is a severe affective disorder impacting millions of women worldwide, thought to be due to altered sensitivity to hormone fluctuations across the menstrual cycle.
- Trial name
- BLOOM (NCT06704594)
- Testing
- sertraline 50 mg daily
- Where
- 2 sites in United States
- Volunteers
- 288 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Diarrhoea Predominant Irritable Bowel Syndrome, IBS
Analyzing IBS to Identify Biomarkers and Microbiome Signatures
Microbiota from fecal samples from IBS-D patients, in combination with vitamin D supplementation added to our 3-D immunocompetent intestinal models will establish a high fidelity disease model to achieve our long-term goal to…
- Trial name
- NCT02419963
- Testing
- endoscopy for tissue biopsy, Blood Sample, Stool Sample
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Carcinoid Syndrome
Effects of Serotonin Excess on Bone in Carcinoid Syndrome
Serotonin has recently been identified as a major regulator of bone formation. Gut-derived serotonin inhibits bone formation, and early animal studies have shown that inhibition of gut-derived serotonin has anabolic effects on…
- Trial name
- NCT01430871
- Where
- United Kingdom
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Sheffield Teaching Hospitals NHS Foundation Trust
Acromegaly
Oral Glucose Tolerance Testing (OGTT) on Patients Taking Somatostatin Analogs
The purpose of this study is to test the effect of long-acting somatostatin analog medications, taken by patients with acromegaly or carcinoid syndrome, on growth hormone in comparison to healthy controls who are not receiving…
- Trial name
- NCT01371045
- Testing
- Oral Glucose Tolerance Test (OGTT)
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Cedars-Sinai Medical Center
Neuroendocrine Tumor
Gastrointestinal Motility in Patients With Neuroendocrine Tumors
We will study the total gastrointestinal transit time (GITT), gastric emptying and small intestine motility in NET patients before and after treated with somatostatin analogues and compare these to healthy subjects.
- Trial name
- NCT00789841
- Testing
- Magnetic Tracking System (MTS) and radio-opaque markers
- Where
- Denmark
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Obstructive Sleep Apnea
Serotonin and the Upper Airway in Obstructive Sleep Apnea
The purpose of this study is to determine if a certain medication, alone or combined with another medication, will increase muscle activity in the upper airway in people who do and people who do not have sleep apnea.
- Trial name
- NCT00100464
- Testing
- Paroxetine, 5HTP
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- US Department of Veterans Affairs
Carcinoid Syndrome
An Open-label Study to Evaluate the Absorption, Metabolism, and Excretion of [14C]-Telotristat Etiprate in Males
To evaluate the metabolism and routes and extent of elimination of telotristat etiprate and its primary metabolite LX1033.
- Trial name
- LX1606-104 (NCT01932528)
- Testing
- 500 mg [14C]-LX1606
- Where
- United Kingdom
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Lexicon Pharmaceuticals
Cognitive Function
Fenfluramine and Cognition
In this study, the investigators will investigate the cognitive effects of fenfluramine, a drug that directly stimulates the release of serotonin in the brain and positively modulates σ1 function.
- Trial name
- FEN&Cognition (NCT05026398)
- Testing
- Fenfluramine
- Where
- United Kingdom
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- University of Oxford
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
Amphetamine-Related Disorders, Amphetamine Abuse
Investigation of Serotonin Neurotransmission in MDMA Users Using Combinated Dexfenfluramine Challenge and PET Imaging
Illicit use of the psychostimulant "Ecstasy" (3,4-methylenedioxymethamphetamine, MDMA) is considered a major public health issue.
- Trial name
- DEXFEN_PET (NCT01296802)
- Testing
- dexfenfluramine
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Zurich
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)
Sepsis, Septic Shock
The Role of Serotonin in Intensive Care Patients
Sepsis, cardiac arrest and multiple trauma are potentially life-threatening conditions and common reasons for intensive care unit (ICU) admission.
- Conditions
- Sepsis, Septic Shock, Cardiac Arrest With Successful Resuscitation, Multiple Trauma
- Trial name
- SERO-22 (NCT05386199)
- Where
- Norway
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
Spinal Cord Injury, Sleep Disordered Breathing
Role of Enhancing Serotonin Receptors Activity for Sleep Apnea Treatment in Patients With SCI
The purpose of this study is to look at the effect of exciting using drugs to target a specific pathway in the body, that relies on a natural chemical the body produces called 'serotonin', in patients with spinal cord injury…
- Trial name
- REST-SCI (NCT02458469)
- Testing
- Buspirone, Trazodone
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Irritable Bowel Syndrome
The Effect of Serotonergic Modulation on Intestinal Permeability and Visceral Hypersensitivity in Healthy Individuals and Irritable Bowel Syndrome (IBS) Patients
Serotonin, 5-hydroxytryptamin (5-HT), plays an important role in regulating the gastrointestinal functions. In this study we will modulate the serotonin system with acute tryptophan depletion (ATD) and administration of…
- Trial name
- NCT00731003
- Testing
- Oxitriptan, Acute tryptophan depletion, Amino acid drink with tryptophan
- Where
- Netherlands
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Covid19, Depression
Depression and Anxiety in Long Term Coronavirus Disease COVID-19
Background : Depression and Anxiety are linked to COVID (Coronavirus Disease)-19 long-term impact through several mechanisms. The possible way is the alteration of neurotransmitter regulation from the interaction of severe acute…
- Conditions
- Covid19, Depression, Anxiety
- Trial name
- DALT-COV (NCT04893668)
- Testing
- Depression, Anxiety
- Where
- Indonesia
- Volunteers
- 165 people, healthy volunteers welcome
- Sponsor
- Hasanuddin University
Aortic Stenosis, Chemotherapy Induced Systolic Dysfunction
Fibrosis in Chronic and Delayed Myocardial Infarction
In this study the investigators aim to examine the role that fibrosis plays in heart conditions such as aortic stenosis , chemotherapy-induced cardiotoxicity and carcinoid syndrome .
- Conditions
- Aortic Stenosis, Chemotherapy Induced Systolic Dysfunction, Carcinoid Syndrome
- Trial name
- FCDMI (NCT05756608)
- Testing
- 68Ga-FAPI and 18F-AlF-FAPI PET-MR
- Where
- United Kingdom
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh