Guidelines for Blood Glucose Maintenance (e.g., After Oral Glucose Administration)
| Blood glucose at 45–90 min after administration | Possible restorative measure |
| 130–140 mg/dL (7.22–7.78 mmol/L) | 1 U regular insulin intravenously* |
| 140–160 mg/dL (7.78–8.89 mmol/L) | 2 U regular insulin intravenously |
| 160−180 mg/dL (8.89−10 mmol/L) | 3 U regular insulin intravenously |
| 180–200 mg/dL (10–11.11 mmol/L) | 5 U regular insulin intravenously |
| >200 mg/dL (>11.11 mmol/L) | Notify physician |
↵* Optional; may be considered if total amount of insulin administered is low.
Reproduced with permission from (6).