Correctional rapid-acting subcutaneous insulin scale for intrapartum use

Patients on 40 to 79 total units of insulin per day*
Blood sugar	Rapid-acting insulin dose
≤125 mg/dL	0 units
126 to 150 mg/dL	1 unit
151 to 175 mg/dL	2 units
176 to 200 mg/dL	3 units
>200 mg/dL	Start intravenous insulin infusion
Patients on 80 to 139 total units of insulin per day
Blood sugar	Rapid-acting insulin dose
≤125 mg/dL	0 units
126 to 150 mg/dL	2 units
151 to 175 mg/dL	4 units
176 to 200 mg/dL	6 units
>200 mg/dL	Start intravenous insulin infusion
Patients on 140 to 200 total units of insulin per day*
Blood sugar	Rapid-acting insulin dose
≤125 mg/dL	0 units
126 to 150 mg/dL	3 units
151 to 175 mg/dL	6 units
176 to 200 mg/dL	9 units
>200 mg/dL	Start intravenous insulin infusion

* Patients on <40 or >200 units of insulin per day may require customized correctional insulin.

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