CLASS IA ANTIARRHYTHMIC DRUGS, SUCH AS DISOPYRAMIDE, QUINIDINE, AND PROCAINAMIDE, AND OTHER CLASS III DRUGS, SUCH AS AMIODARONE AND SOTALOL, SHOULD NOT BE GIVEN CONCOMITANTLY WITH CORVERT INJECTION OR WITHIN 4 HOURS POSTINFUSION BECAUSE OF THEIR POTENTIAL TO PROLONG REFRACTORINESS.
THE POTENTIAL FOR PROARRHYTHMIA MAY
INCREASE IN PATIENTS WHO ARE BEING TREATED
WITH DRUGS THAT PROLONG THE QT INTERVAL, SUCH AS PHENOTHIAZINES, TRICYCLIC ANTIDEPRESSANTS, TETRACYCLIC ANTIDEPRESSANTS, AND CERTAIN ANTIHISTAMINE DRUGS (H1 RECEPTOR ANTAGONISTS).