Serum level >1.7
No treatment
Serum level 1.2 - 1.7
Asymptomatic
Oral repletion with magnesium oxide 400mg PO
Magnesium oxide 400mg = 2g of MgSO4
Symptomatic (or no POs)
2g MgSO4 IV over 1 hour
Serum level <1.2
4g MgSO4 IV over 2 hours
No treatment
Asymptomatic
Oral repletion with magnesium oxide 400mg PO
Magnesium oxide 400mg = 2g of MgSO4
Symptomatic (or no POs)
2g MgSO4 IV over 1 hour
Oral repletion with magnesium oxide 400mg PO
Magnesium oxide 400mg = 2g of MgSO4
Magnesium oxide 400mg = 2g of MgSO4
2g MgSO4 IV over 1 hour
4g MgSO4 IV over 2 hours
Hypomagnesemia
ETOH
Hypermagnesemia
Malnutrition
Hypophosphatemia
Cirrhosis
Hypocalcemia
Pancreatitis