title: Preparation/Dilution - Neonatal Intensive Care Drug Manual
text: Hypomagnesaemia/Torsades de pointes,
  Draw up 0.4 mL (200 mg of magnesium sulfate) of 50% solution and add 7.6 mL sodium chloride 0.9% or glucose 5% to make a final volume of 8 mL with a concentration of 25 mg/mL.,
  Pulmonary hypertension IV infusion,
  Loading dose: Draw up 2 mL (1000 mg of magnesium sulfate) of the 50% solution and add 8mL of sodium chloride 0.9% or glucose 5% to give a final volume of 10mL with a concentration of 100mg/mL.
  Maintenance infusion: Draw up 2 mL/kg (1000 mg/kg of magnesium sulfate) of 50% solution and add glucose 5% or sodium chloride 0.9% to make a final volume of 50mL. Infusing at a rate of 1 mL/hour = 20 mg/kg/hour.,
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