Friday 26 January 2018



PROLONGED QT
A QT interval of >0.45 is prolonged.

DRUGS causing PROLONGED QT tricyclic antidepressants (eg. amitryptiline) quinidine,
erythromycin, amiodarone,
phenothiazines (chlorpropramide), antihistamines (terfenadine) grapefruit juice
sotalol

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