Insulin overview
| Insulin type | Onset | Peak | Usual effective duration | Usual maximum duration |
|---|---|---|---|---|
| Animal | ||||
| Regular | 0.5-2 hr | 3-4 hr | 4-6 hr | 6-8 hr |
| NPH | 4-6 hr | 8-14 hr | 16-20 hr | 20-24 hr |
| Human | ||||
| Insulin aspart | 5-10 min | 1-3 hr | 3-5 hr | 4-6 hr |
| Insulin lispro | < 15 min | 0.5-1.5 hr | 2-4 hr | 4-6 hr |
| Regular | 0.5-1 hr | 2-3 hr | 3-6 hr | 6-10 hr |
| NPH | 2-4 hr | 4-10 hr | 10-16 hr | 14-18 hr |
| Lente | 3-4 hr | 4-12 hr | 12-18 hr | 16-20 hr |
| Ultralente | 6-10 hr | — | 18-20 hr | 20-24 hr |
| Insulin glargine | 1.1 hr | — | 24 hr | 24 hr |
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