9.2.0.0 Glucocorticoid Therapy
Glucocorticoid type and duration of action must be considered in determining insulin treatment regimens. Once-a-day, short-acting glucocorticoids such as prednisone peak in about 4–8 h (67), so coverage with intermediate-acting (NPH) insulin may be sufficient. For long-acting glucocorticoids such as dexamethasone or multidose or continuous glucocorticoid use, long-acting insulin may be used (32,66). For higher doses of glucocorticoids, increasing doses of prandial and correctional insulin may be needed in addition to basal insulin (68).
Whatever orders are started, adjustments based on anticipated changes in glucocorticoid dosing and POC glucose test results are critical.