dofetilide

[do-fet´ĭ-līd] an antiarrhythmic that prolongs the duration of the cardiac action potential and the effective refractory period without affecting conduction velocity; used in the treatment of atrial arrhythmias, administered orally.

dofetilide

Tikosyn^® Cardiology A selective potassium channel blocking antiarrhythmic used in CHF and left ventricular dysfunction to convert A Fib, prevent its recurrence, and ↓ risk of future hospitalization; it has no effect on mortality Contraindications Succinylcholine-type anesthesia, sick sinus syndrome, seizures Adverse events Torsade de pointes. See Atrial fibrillation.

单词	dofetilide
释义	dofetilide dofetilide [do-fet´ĭ-līd] an antiarrhythmic that prolongs the duration of the cardiac action potential and the effective refractory period without affecting conduction velocity; used in the treatment of atrial arrhythmias, administered orally. dofetilide Tikosyn^® Cardiology A selective potassium channel blocking antiarrhythmic used in CHF and left ventricular dysfunction to convert A Fib, prevent its recurrence, and ↓ risk of future hospitalization; it has no effect on mortality Contraindications Succinylcholine-type anesthesia, sick sinus syndrome, seizures Adverse events Torsade de pointes. See Atrial fibrillation.
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