Clinical reference
Antiarrhythmic · Antiarrhythmic class Ib (sodium channel blocker) · Neonatology, Cardiology, Critical Care
Lidocaine is a class Ib antiarrhythmic for short-term control of ventricular arrhythmias. Neonatal dosing: 0.5–1 mg/kg IV push over 5 minutes; may repeat q10 minutes as needed (max total bolus 5 mg/kg). Maintenance infusion: 10–50 mcg/kg/min; premature neonates should receive the lowest dosage. Use preservative-free lidocaine without epinephrine and monit…