A pretreatment ECG should be performed; a follow-up ECG should be performed one month into treatment and annually thereafter. More frequent ECG monitoring is recommended if the patient is taking a ...

Polymorphic ventricular tachycardia (a.k.a. Torsades de Pointes) is best treated with intravenous magnesium. Patients with a prolonged QT interval have a higher risk of developing polymorphic VT.

A prolonged QT interval increases the risk of polymorphic ventricular tachycardia (Torsades de Pointes ... Beta-blockers are effective treatment and an ICD is not required unless syncope or ...

Haloperidol (as lactate) 5mg/mL; for IM inj. Individualize. 2–5mg IM every 4–8hrs or up to hourly if needed; max: 20mg/day. Switch to oral form 12–24hrs after last injection. CNS depression ...

Purpose: The association of methadone with Q-T interval prolongation and torsades de pointes (TdP ... the alternative of no pharmacologic treatment. A baseline electrocardiogram (ECG), personal ...