Magnesium Sulfate

Electrolyte, Antiarrhythmic

Acts as physiologic calcium channel blocker and block the, CNS depressant and anti-convulsant neuromuscular transmission. Depresses the function of smooth, skeletal, and cardiac muscles

• - Refractory ventricular fibrillation
• - Pulse-less ventricular tachycardia
• - Torsade de pointes
• - Eclamptic seizure
• - AMI

• - Hypocalcemia
• - Hypertension
• - Heartblock
• - Myocardial Damage
• - Shock

• - ALOC
• - Hypotension
• - Heartblock
• - Hypocalcemia

V-FIB / V-TACH (pulse-less) - 1-2 grams IV over 1-2 mins

Torsades de pointes - 1-2 grams IV followed by 0.5-1.0 g/hour

Esclamptic seizure- 2-4 grams IV/IM

AMI - 1-2 grams over 5-30 mins