Clinical trials: QT Prolongation
High Risk Pregnancy, Congenital Heart Disease
Fetal Electrophysiologic Abnormalities in High-Risk Pregnancies Associated With Fetal Demise
Each year world-wide, 2.5 million fetuses die unexpectedly in the last half of pregnancy, 25,000 in the United States, making fetal demise ten-times more common than Sudden Infant Death Syndrome.
- Conditions
- High Risk Pregnancy, Congenital Heart Disease, Fetal Hydrops, Twin Monochorionic Monoamniotic Placenta
- Trial name
- NCT03775954
- Testing
- Fetal Magnetocardiogram and Neonatal Electrocardiogram, Substudy only: Maternal/Infant Pharmacogenomic assessment postnatally
- Where
- 2 sites in United States
- Volunteers
- 30 people
- Sponsor
- Medical College of Wisconsin
Sensorineural Hearing Loss, Long QT Syndrome
Determine the Incidence of Long QT Amongst a Large Cohort of Subjects Diagnosed With Unilateral or Bilateral Sensorineural Hearing Loss.
The purpose of this study is to determine the true incidence of long QT (LQT) amongst a large cohort of subjects diagnosed with unilateral (right/left) or bilateral sensorineural hearing loss.
- Trial name
- NCT02082431
- Where
- 12 sites in United States
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Pediatrix
Healthy, Long QT Syndrome
Study Evaluating the Effects of Multiple Oral Doses of ERB-041 on Cardiac Repolarization in Healthy Subjects
To assess the effect of ERB-041 after multiple oral doses on cardiac repolarization as assessed by the QTc interval.
- Trial name
- NCT00316459
- Testing
- ERB-041
- Where
- United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Wyeth is now a wholly owned subsidiary of Pfizer
Sudden Cardiac Arrest, Sudden Arrhythmic Death Syndrome
Hearts in Rhythm Organization (HiRO)National Registry and Bio Bank
The Hearts in Rhythm Organization (HiRO) is a national network of Canadian researchers/clinicians, working towards a better understanding of the rare genetic causes of sudden cardiac death (SCD).
- Conditions
- Sudden Cardiac Arrest, Sudden Arrhythmic Death Syndrome, Arrhythmogenic Right Ventricular Cardiomyopathy (ARVC), Long QT Syndrome (LQTS)
- Trial name
- HiRO (NCT04189822)
- Where
- Canada
- Volunteers
- 10,000 people
- Sponsor
- University of British Columbia
Long QT Syndrome
Pharmacokinetics of Eleclazine in Adults With Normal and Impaired Hepatic Function
The primary objective of this study is to evaluate the pharmacokinetic (PK) profile of oral eleclazine and its metabolite, GS-623134, in participants with normal and impaired hepatic function.
- Trial name
- NCT02412098
- Testing
- Eleclazine
- Where
- 7 sites in United States, Germany and 2 more
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Gilead Sciences
Cardiovascular Diseases, Heart Diseases
Epidemiology of Long QTand Asian Sudden Death in Sleep
To conduct a cross-sectional epidemiologic study of the determinants of prolonged heart rate corrected QT interval (QTc) among 300 men and 300 woman in the population with the highest known risk of SUDS: Southeast Asian refugees…
- Conditions
- Cardiovascular Diseases, Heart Diseases, Arrhythmia, Death, Sudden, Cardiac
- Trial name
- NCT00005367
- Sponsor
- Utah State University
Long QT Syndrome
Effect of Grapefruit on QT Interval in Healthy Volunteers and Patients With Congenital Long QT Syndrome
The list of medications that prolong the QT interval and can provoke torsade de pointes keeps expanding. This list includes not only antiarrhythmic drugs, but also medications with no cardiac indications.
- Trial name
- NCT02680080
- Testing
- Moxifloxacin, Grapefruit group
- Where
- Israel
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Tel-Aviv Sourasky Medical Center
Long QT Syndrome Type 3, Long QT Syndrome 2
Observational Study to Describe Health-Related Quality of Life and Measure Disease Burden Among Patients With Long QT Syndrome Types (LQTS) 2 and 3
This is a cross-sectional observational study designed to assess the disease burden and quality of life in individuals with LQTS 2 and 3.
- Trial name
- NCT07075445
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- Thryv Therapeutics, Inc.
QT Interval Prolongation
Methadone-Induced QT Interval Prolongation in a Narcotic Treatment Center
Torsades de pointes (TdP) is a polymorphic ventricular tachycardia associated with prolongation of the heart rate-corrected QT (QTc) interval on the electrocardiogram (ECG).
- Trial name
- NCT02898337
- Testing
- AliveCor handheld mobile ECG
- Where
- United States
- Volunteers
- 170 people
- Sponsor
- Indiana University
Long QT Syndrome, Hypoglycemia
The Physiological Effects of Human Ether-a-go-go-Related Gene (hERG)Blockade on Metabolism
The human ether-a-go-go-related gene HERG (encoding Kv11.1 potassium channels) is expressed in different parts of the body including the heart, pancreas and intestines.
- Trial name
- NCT03868657
- Testing
- Moxifloxacin
- Where
- Denmark
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Signe Torekov
Ventricular Arrythmia
China Inherited Ventricular Arrhythmias Registry
This is an observational, prospective, multi-center registry, aiming at building a risk stratification for malignant inherited ventricular arrhythmias, including Brugada syndrome(Brs)、Long QT syndrome(LQTS)、Short QT…
- Trial name
- NCT03880708
- Where
- China
- Volunteers
- 500 people
- Sponsor
- China National Center for Cardiovascular Diseases
QT and Corrected QT Intervals Prolongation in HIV Positive Subjects Treated With an Antiretroviral Regimen
Comparison of the QT/QTc Interval Between an Outpatient HIV-Infected Population on Antiretroviral Therapy and Two Large HIV-Negative Cohorts
This is a unicentric, two cohorts, observational transversal study. The purpose of this study is to compare the QT/QTc intervals of HIV positive subjects receiving an antiretroviral therapy and those without HIV in an ambulatory…
- Trial name
- QTVIE (NCT01824628)
- Where
- Canada
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
Solid Tumors
A Study to Investigate the Effect of Single Dose of AZD6094 (600 mg) on Cardiac Repolarization in Healthy Volunteers
This is a randomized, placebo-controlled, double-blind, 3-way crossover phase I study being conducted on healthy volunteers to investigate the effect of single dose of AZD6094 (600 mg) on cardiac repolarization under…
- Trial name
- NCT03258515
- Testing
- AZD6094 200 mg, Moxifloxacin
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- AstraZeneca