RT Journal Article SR Electronic T1 Prolonged Q-T interval following astemizole overdose. JF Archives of Emergency Medicine JO Arch Emerg Med FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 63 OP 65 DO 10.1136/emj.6.1.63 VO 6 IS 1 A1 R O Bishop A1 P L Gaudry YR 1989 UL http://emj.bmj.com/content/6/1/63.abstract AB Astemizole overdose has been reported to cause torsades-de-pointes and in the present case it caused prolongation of the Q-T interval. Astemizole overdoses should be managed in a similar way to overdose with other cardiotoxic drugs.