| Rapid acting |
| Aspart (Novolog) | 5 to 15 minutes | 30 to 90 minutes | 5 hours | $540 for five 3-mL flexpens (100 units per mL) |
| Glulisine (Apidra) | 15 to 30 minutes | 30 to 60 minutes | 4 hours | $425 for five 3-mL solostar pens (100 units per mL) |
| Lispro (Humalog) | 5 to 15 minutes | 30 to 90 minutes | 5 hours | $550 for five 3-mL kwikpens (100 units per mL) |
| Short acting |
| Regular | 30 to 60 minutes | 2 to 3 hours | 5 to 8 hours | $165 for one 10-mL vial (100 units per mL) |
| Intermediate acting |
| Isophane insulin (neutral protamine Hagedorn) | 2 to 4 hours | 4 to 10 hours | 10 to 16 hours | Novolin: $25 for one 10-mL vial (100 units per mL) |
| Humulin: $290 for five 3-mL kwikpens (100 units per mL) |
| Long acting |
| Detemir (Levemir) | 3 to 4 hours | Small peak 6 to 8 hours | 20 to 24 hours | $425 for five 3-mL flexpens (100 units per mL) |
| Glargine (Lantus) | 2 to 4 hours | No peak | 20 to 24 hours | $260 for five 3-mL solostar pens (100 units per mL) |
