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Magnesium Sulfate

  1. Magnesium Sulfate

    Class
    • Anticonvulsant
    • Antiarrhythmic
  2. Magnesium Sulfate

    Mechanism of Action
    • CNS depressant
    • Acts as a calcium channel blocker
  3. Magnesium Sulfate

    Onset of Action
    Peak Effects
    Duration
    Half-Life
    • Immediate
    • Varies
    • 1 hour
    • Not applicable
  4. Magnesium Sulfate

    Indications
    • Pregnancy: Eclampsia
    • Cardiac: Torsade de pointes (irregular, polymorphic V-Tach)
  5. Magnesium Sulfate

    Contraindications
    • Shock
    • Heart block
    • Persistant severe hypotension
    • Routine dialysis
    • hypocalcemia
  6. Magnesium Sulfate

    Precautions
    • Pt's receiving digitalis
    • Hypotension
    • Calcium chloride should be readily available as antidote if respiratory depression occurs.
  7. Magnesium Sulfate

    Side Effects
    • Flushing
    • Respiratory depression
    • Drowsiness
    • Sweating
    • Bradycardia
    • Arrhythmias
    • Hypotension
    • Hypothermia
  8. Magnesium Sulfate

    Adult Dose
    • Torsades:
    • 1 - 2 g

    • Eclampsia:
    • 2 - 4 g

    • Dilute in 10 mL of D5W
    • -OR-
    • Dilute in 100 mL D5W or Normal Saline over 15 minutes as an IV/IO piggyback.
  9. Magnesium Sulfate

    Pedi Dose
    Not indicated
  10. Magnesium Sulfate

    Max Dose
    4 g (?)
  11. Magnesium Sulfate

    Routes / How Supplied
    • IV / IO
    • IM

    Unknown
Author
Ritameeker
ID
210401
Card Set
Magnesium Sulfate
Description
Magnesium Sulfate
Updated

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