Supraventricular Tachycardia (SVT)

 Treatment

• Unstable
• Synchronized cardioversion
• 150-200 J
  
• Stable 
• Vagal maneuvers (Valsalva, carotid massage, face-in-ice-water)
• Adenosine
• 6mg bolus + 20ml rapid saline flush
• Second dose of 12 mg if no improvement within 2 minutes
• Wide-Complex 
• No AV nodal blockers
• Procainamide
• Loading dose
• 15-17 mg/kg over 30 minutes
• Maintenance dose
• 1-4mg/min
• Contraindicated in Myasthenia Gravis (MG)