Clinical trials: Heart Rate Fast
Fever, Heart Rate, Fetal (FHR)
Acetaminophen for Fetal Tachycardia: a Randomized Pilot Trial
The most common cause of fetal tachycardia is maternal fever. Fetal tachycardia often precedes the maternal fever, and fetal tachycardia confounds the interpretation of electronic fetal monitoring (EFM), increasing the rate of…
- Trial name
- NCT00377832
- Testing
- Acetaminophen 975 mg
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Weill Medical College of Cornell University
Postural Tachycardia Syndrome
Adrenocorticotropic Hormone Stimulation in Postural Orthostatic Tachycardia Syndrome (POTS)
This study is to determine different chemical levels in the blood during a low salt diet. This study will compare normal volunteers to those with Postural Tachycardia Syndrome (POTS)
- Trial name
- NCT01764711
- Testing
- Cosyntropin administration
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Healthy Participants
Renal Salt Handling in Postural Tachycardia Syndrome Following Dietary Dopa Administration
The purpose of this study is to learn how plants can play a role in gain/loss of sodium in the urine and in the regulation of blood pressure.
- Trial name
- NCT01064739
- Testing
- Fava beans, Fixed Sodium Diet
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Supra-ventricular Tachycardia
A Trial to Compare American Heart Association (AHA) and Simple (SIM)Method to Give Adenosine to Treat Supra-ventricular Tachycardia (SVT)
Study to compare non inferiority of giving adenosine with the simplified method vs the AHA method
- Trial name
- AHAvsSIM (NCT04392362)
- Testing
- Adenosine
- Where
- South Africa
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Pretoria
Postural Orthostatic Tachycardia Syndrome
Dietary Sodium's Effect on Urinary Sodium and Dopamine Excretion in Patients With Postural Tachycardia Syndrome
Patients with Postural Tachycardia Syndrome (POTS) may not adequately expand their plasma volume in response to a high sodium diet.
- Trial name
- NCT01563107
- Testing
- Plasma Volume, Exercise Capacity Test - Bicycle, Posture Study
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Postural Tachycardia Syndrome, Ehlers-Danlos Syndrome
Standing Cognition and Co-morbidities of POTS Evaluation
The purpose of this study is to evaluate cognition in patients with postural tachycardia syndrome (POTS) while lying down and standing and to assess the prevalence of hypermobile Ehlers-Danlos Syndrome in POTS.
- Trial name
- SCOPE (NCT03602482)
- Testing
- Standing, Supine
- Where
- United States
- Volunteers
- 139 people, healthy volunteers welcome
- Sponsor
- Milton S. Hershey Medical Center
Long QT Syndrome
Influence of Testosterone Administration on Drug-Induced QT Interval Prolongation and Torsades de Pointes
Torsades de pointes (TdP) is a potentially fatal ventricular arrhythmia associated with corrected QT (QTc) interval prolongation.
- Trial name
- NCT02513940
- Testing
- Testosterone, Progesterone, Ibutilide
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Indiana University
Prolonged QT Interval in EKG and Sudden Death
Influence of Progesterone Administration on Drug-Induced QT Interval Lengthening
Female sex is an independent risk factor for the potentially fatal drug-induced arrhythmia (irregular heartbeat) known as torsades de pointes (TdP), which is associated with prolongation of the corrected QT (QTc) interval on the…
- Trial name
- NCT01929083
- Testing
- Progesterone, Ibutilide
- Where
- 2 sites in United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Indiana University
Postural Tachycardia Syndrome (POTS)
Effect of Dietary Sodium Intake on Vascular Endothelium
The investigators will test the hypothesis that markers of vascular endothelial dysfunction will be exaggerated acutely with an extreme high sodium diet compared to an extreme low-sodium diet.
- Trial name
- NCT01550315
- Testing
- Pulsitile Arterial Tonometry (PAT) Protocol, Calf Blood Flow in Reactive Hyperemia (CBF-RH), Evaluation of Forearm-Mediated Dilation
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Postural Tachycardia Syndrome, Autonomic Dysfunction
Non-invasive Vagal Neurostimulation (nVNS) in Adolescents With Postural Orthostatic Tachycardia Syndrome (POTS)
The purpose of this study is to determine if nVNS will decrease autonomic symptom intensity (COMPASS-31 and Child Functional Disability Inventory) in adolescent patients with postural orthostatic tachycardia syndrome (POTS) in…
- Conditions
- Postural Tachycardia Syndrome, Autonomic Dysfunction, Postural Orthostatic Tachycardia Syndrome, POTS - Postural Orthostatic Tachycardia Syndrome
- Trial name
- NCT06268288
- Testing
- GammaCore intervention, STEPS management protocol
- Where
- 2 sites in United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Postural Orthostatic Tachycardia Syndrome (POTS)
The Renin-Aldosterone Axis in Postural Tachycardia Syndrome
The purpose of this study is to determine the role of the renin-angiotensin-aldosterone in the pathophysiology of postural tachycardia syndrome, and to provide an insight about the disease process in this disorder.
- Trial name
- NCT00962949
- Testing
- Angiotensin II
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Pregnancy, Labor Pain
Association Between Fluid Administration, Oxytocin Administration, and Fetal Heart Rate Changes
Fetal heart rate patterns are an important parameter in the diagnosis of non-reassuring fetal status. Combined-spinal epidural analgesia is a method of initiating labor analgesia used by approximately 90% of the parturients at…
- Trial name
- NCT02121184
- Testing
- Routine oxytocin, Half-dose oxytocin
- Where
- United States
- Volunteers
- 172 people, healthy volunteers welcome
- Sponsor
- Northwestern University
Postural Tachycardia Syndrome, Orthostatic Intolerance
Peripheral Dopamine in Postural Tachycardia Syndrome
The purpose of the proposed research is to determine how changes in kidney dopamine (DA) activity influence urinary sodium excretion.
- Trial name
- NCT00685919
- Testing
- Carbidopa
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Postural Orthostatic Tachycardia Syndrome
Dietary Salt in Postural Tachycardia Syndrome
Patients with POTS may not adequately expand their plasma volume in response to a high-sodium (Na+) diet. Mechanisms involved in the regulation of plasma volume, such as the renin-angiotensin-aldosterone system and renal…
- Trial name
- NCT01547117
- Testing
- Blood Volume, Total Blood Volume, Exercise Capacity Test - Bicycle
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University