Drug comparisons
Amiodarone vs Tocainide
Amiodarone vs Tocainide comparison: Amiodarone (class III, black box) is used for arrhythmias; Tocainide (class Ib) withdrawn for toxicity. Key safety differences.
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Clinical context
This comparison is triggered when considering oral antiarrhythmics for refractory ventricular arrhythmias after other options fail.
Bottom line
Amiodarone is the only currently available option of the two, but both drugs have serious toxicity profiles that limit their use.
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