14
Participants
Start Date
December 31, 2011
Primary Completion Date
December 31, 2015
Study Completion Date
December 31, 2015
Flecainide Acetate
oral flecainide with the dose titrated to achieve a serum level between 0.5-0.8 mcg/ml
Placebo
placebo, similar in appearance to flecainide
Beta blocker
Standard therapy with beta-blocker (nadolol, atenolol, metoprolol, or propranolol) continues throughout the trial.
NYU Langone Medical Center, New York
Duke University, Durham
East Carolina University, Greenville
Vanderbilt University, Nashville
Nationwide Children's Hospital, Columbus
MetroHealth Medical Center, Cleveland
Cook Children's Hospital, Fort Worth
University of Utah, Salt Lake City
University of California Los Angeles, Los Angeles
Children's Hospital of Orange County, Orange
Vanderbilt University Medical Center
OTHER