calcium	1 to 2 gm/hr    may give 1 gram of calcium gluconate over 10 minutes
Magnesium	16 mEq (2g) over 4 to 6 hours mixed in 50 to 100 ml of Normal saline or 5% dextrose
Phosphate	.2 mmols/kg over 4 to 6 hours if level is 1-2 mg/dl
	.3mmol/kg over 4-to 6 hours if level in under 1 mg/dl
	Neutro phos powder 250 mg (8mmol) per packet