30 studies found for:    "Andersen-Tawil syndrome" OR "Long QT Syndrome"
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Rank Status Study
21 Completed
Has Results
Effect of Beta-blocker Therapy on QTc Response in Exercise and Recovery in Normal Subjects
Conditions: Long QT Syndrome;   Cardiac Repolarization
Interventions: Drug: Placebo;   Drug: Propranolol LA
22 Completed Epidemiology of Long QTand Asian Sudden Death in Sleep
Conditions: Cardiovascular Diseases;   Heart Diseases;   Arrhythmia;   Death, Sudden, Cardiac;   Long QT Syndrome
Intervention:
23 Recruiting Pharmacokinetics of GS-6615 in Adults With Normal and Impaired Hepatic Function
Condition: Long QT Syndrome
Intervention: Drug: GS-6615
24 Not yet recruiting Worm Study: Modifier Genes in Sudden Cardiac Death
Conditions: Brugada Syndrome;   Long QT Syndrome 3
Interventions: Procedure: Dermal biopsy;   Drug: Ajmaline challenge;   Genetic: Whole-exome sequencing
25 Completed Influence of Progesterone Administration on Drug-Induced QT Interval Lengthening
Condition: Prolonged QT Interval in EKG and Sudden Death
Interventions: Drug: Progesterone;   Drug: Placebo
26 Terminated Infant Medical Records: Case Report Proposal
Condition: Congenital Disorders
Intervention:
27 Recruiting Effect of GS-6615 on Shortening of the QT Interval, Safety, and Tolerability in Adults With Long QT-3 Syndrome
Condition: Long QT-3 Syndrome
Interventions: Drug: GS-6615;   Drug: Placebo to match GS-6615
28 Completed Genetic Sources of Variability of the Adaptation of the Ventricular Repolarisation
Condition: Healthy Volunteers
Intervention: Drug: Sotalol 80 mg
29 Completed The Effect of General Anesthesia on the Risk for Arrhythmia
Condition: Arrhythmia
Intervention:
30 Not yet recruiting Effect of GS-6615 on QT, Safety, and Tolerability in Adults With Long QT2 Syndrome
Condition: LQT2 Syndrome
Interventions: Drug: GS-6615;   Drug: Placebo

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Indicates status has not been verified in more than two years