TABLE 6.

Basal Insulins

InsulinLength of Action (hours)Peak of Action (hours)Dosing
NPH (least expensive)14–244–10Once or twice daily; care must be taken with timing to avoid hypoglycemia because of significant peak in action
Detemir6–244–8Once or twice daily
Glargine U-10022–30NoneOnce daily
Glargine U-30036NoneOnce daily
Degludec U-100 and U-20014–42NoneOnce daily