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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Which of the following drugs can cause torsedes points
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The correct answer is  Torsedes'de point is a polymorphic ventricular tachycardia that is usually caused due to blockade of delayed rectifier potassium channels in the hea It manifest in ECG as QTc prolongation Drugs having cardiac potassium channel blocking activity can cause this Arrythymia. These include : Class 1a anti Arrythymics:quinidine,procainamide( Sodium and potassium channel blocker) Class 3 anti arrhythmia:bretylium,sotalol. Other drugs like terfenadine ,cisapride Refer katzung 10e 224, KDT 6/e 510