Clinical trials: QT-prolongation
Female, Infertility
The Effect of Ovamax on Oocyte Quality
Oocyte quality is a basic parameter that affects embryo quality and therefore it influences the outcome of assisted reproduction. It has been suggested that oocyte quality is improved by the intake of vitamins and antioxidants.
- Trial name
- NCT06203223
- Testing
- Ova-max
- Where
- Greece
- Volunteers
- 97 people
- Sponsor
- Aristotle University Of Thessaloniki
Long QT Syndrome
Effect of Oral GS-6615 on Dofetilide-Induced QT Prolongation, Safety, and Tolerability in Healthy Adults
This study will evaluate the effect of oral GS-6615 on QTc interval in healthy adults with dofetilide-induced QTc prolongation.
- Trial name
- NCT02365532
- Testing
- GS-6615, Dofetilide
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Gilead Sciences
Infertility
Acupuncture Versus Placebo Acupuncture During In Vitro Fertilization (IVF) Embryo Transfer
During IVF treatment, acupuncture at the time of embryo transfer may improve the pregnancy rate. This study aims to compare IVF pregnancy between two groups of patients that received either acupuncture or sham acupuncture…
- Trial name
- NCT00913354
- Testing
- Acupuncture (Carbo®)
- Where
- Denmark
- Volunteers
- 635 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
ECG, Pharmacokinetics
Evaluating QTc, PK, Safety of Gemtuzumab Ozogamicin (GO) in Patients With CD33+ R/R AML
This is a single-arm, open-label, Phase 4 study evaluating the effect of GO on the QTc, pharmacokinetics, safety, and immunogenicity of GO as a single-agent monotherapy in adult and pediatric patients with relapsed or refractory…
- Conditions
- ECG, Pharmacokinetics, Safety
- Trial name
- NCT03727750
- Testing
- Gemtuzumab Ozogamicin
- Where
- 24 sites in United States, Canada and 4 more
- Volunteers
- 51 people
- Sponsor
- Pfizer
Long QT Syndrome, Sleep Apnea
Long QT Syndrome and Sleep Apnea
Obstructive sleep apnea (OSA) has been associated with cardiac repolarization abnormalities and implicated in sudden cardiac death.
- Trial name
- NCT03678311
- Testing
- Continuous Positive Airway Pressure (CPAP)
- Where
- United States
- Volunteers
- 9 people
- Sponsor
- The Cleveland Clinic
Long QT Syndrome
LQT and Smartphone/Smartwatch
Congenital long QT syndrome (LQTS) is a rare genetic disorder characterized by prolongation of the corrected QT interval (QTc) on the electrocardiogram.
- Trial name
- SMART-QT (NCT04728100)
- Testing
- LQT
- Where
- France
- Volunteers
- 111 people
- Sponsor
- Hospices Civils de Lyon
Congenital Disorders
Low-dose Epinephrine Infusion Tests in Adolescent and Pediatric Patients
Long QT syndrome (LQTS)is a cardiac disorder that may lead to ventricular arrythmias and culminate in syncope and/or possible death.
- Trial name
- LEAP (NCT00548886)
- Testing
- Epinephrine
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- Emory University
Long QT Syndrome, Wide QRS Complexes
ECG Signal Collection From Long QT Syndrome, Wide QRS Complexes, Heart Failure, and Cardiac Resynchronization Patients
The purpose of this study is to collect surface electrograms from standard and several non-standard configurations in patients with long QT syndrome, heart failure, cardiac resynchronization therapy or wide QRS during a routine…
- Conditions
- Long QT Syndrome, Wide QRS Complexes, Heart Failure, Cardiac Resynchronisation
- Trial name
- NCT00399412
- Testing
- subcutaneous ICD
- Where
- United Kingdom
- Volunteers
- 86 people
- Sponsor
- Boston Scientific Corporation
QT Interval Prolongation
Moxifloxacin_QT Study in Chinese Healthy Volunteer
A single-center, randomized, double-blinded, 2-way crossover, placebo-controlled study to assess the QTc interval after administration of single oral dose of 400mg Moxifloxacin in healthy Chinese subjects.
- Trial name
- NCT01653990
- Testing
- moxifloxacin
- Where
- China
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Peking University Third Hospital
Long QT Syndrome
Wearable Devices for Patient Monitoring in Long QT Syndrome
The main research question of this study is whether wearable devices have utility in monitoring patients with Long QT syndrome.
- Trial name
- NCT06887387
- Testing
- Wearable device
- Where
- United Kingdom
- Volunteers
- 80 people
- Sponsor
- Queen Mary University of London
Atrial Fibrillation
MCG In Long QT Syndrome
The primary objective of this observational study is to evaluate whether magnetocardiography (MCG) findings more accurately predict clinical outcomes in patients with acquired Long QT syndrome compared to ECG.
- Trial name
- NCT07270211
- Testing
- Magnetocardiography
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Mayo Clinic
Ondansetron
Ondansetron and the QT Interval In Adult Emergency Department Patients
The purpose of this study is to assess the use of the medication ondansetron (zofran) in the emergency department. There are studies of the ability of ondansetron to cause a prolongation in the QT interval (a certain measurement…
- Trial name
- NCT01759420
- Testing
- Ondansetron
- Where
- 2 sites in United States
- Volunteers
- 28 people
- Sponsor
- C.R.Darnall Army Medical Center
Healthy
CAEB071 Thorough QTc Study in Healthy Volunteers
This study has been designed in compliance with the ICH-E14 guideline 2005 to evaluate the QT/QTc interval prolongation and proarrhythmic potential for non-antiarrhythmic drugs.
- Trial name
- NCT01594255
- Testing
- sotrastaurin, Avelox
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Novartis Pharmaceuticals
Azithromycin Adverse Reaction, Covid19
The Effect of Azithromycin Use on Conduction System of Heart in COVID-19 Positive Children
Azithromycin (AZ) is used in the pediatric group in COVID-19 diseas. It has been reported to cause prolongation in the QT interval in adult age group.
- Conditions
- Azithromycin Adverse Reaction, Covid19, Long QT Syndrome
- Trial name
- NCT04699097
- Testing
- Azithromycin
- Where
- Turkey (Türkiye)
- Volunteers
- 105 people
- Sponsor
- Kayseri City Hospital
Andersen Tawil Syndrome, Multifocal Ectopic Purkinje-related Premature Contractions
N-of-1 in ATS and MEPPC
Rationale: Andersen-Tawil syndrome (ATS) is a very rare heritable cardiac arrhythmia syndrome that is characterized by the triad of periodic paralysis, physical dysmorphisms, and ventricular arrhythmias, including bidirectional…
- Trial name
- NCT06205550
- Testing
- Flecainide, Flecainide + beta-blocker
- Volunteers
- 10 people
- Sponsor
- Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)
Healthy Volunteers
A Pharmacokinetic And QT Study Of CP-751,871 In Healthy Subjects
This study is primarily to evaluate the single dose pharmacokinetics of CP-751,871 and its effect on QT interval prolongation.
- Trial name
- NCT00926263
- Testing
- CP-751,871, CP-751,871, moxifloxacin, saline
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Pfizer
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)
Long QT Syndrome, Connective Tissue Diseases
Novel Form of Acquired Long QT Syndrome
The goal of this study is to determine whether anti-Ro/SSA antibodies are associated with acquired QT prolongation in subjects with connective tissue disease.
- Conditions
- Long QT Syndrome, Connective Tissue Diseases, Rheumatoid Arthritis
- Trial name
- NCT04169100
- Testing
- Prednisone
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- Narrows Institute for Biomedical Research
Healthy
The Effect of Ethnic on Moxifloxacin Induced QT Interval Prolongation in Korean and Japanese Healthy Subjects
The Effect of Ethnic on Moxifloxacin Induced QT Interval Prolongation in Korean and Japanese Healthy Subjects
- Trial name
- NCT01876316
- Testing
- Moxifloxacin
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Inje University
Healthy
A Phase I Study of the Effects of APF530 Exposure, Granisetron and Moxifloxacin
This Phase I study will be performed in a double-blind, randomized, crossover design in healthy male and female subjects. The central ECG laboratory will be blinded to treatment.
- Trial name
- NCT01416259
- Testing
- Withdraw treatment
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Heron Therapeutics