five cardiology centers conducted open-label prospective trials of meobentine sulfate , an intravenously and orally available analog of bethanidine , to assess its potential for treatment of recurrent , drug refractory ventricular tachycardia ( vt ) or fibrillation ( vf ) , and complex ventricular arrhythmias .
C0042510
vf
C0085612
ventricular arrhythmias