How to inject insulin There are different ways to take insulin, including syringes, insulin pens, insulin pumps, and jet injectors. Your doctor will help you decide which technique is best for you. Syringes remain a common method of insulin delivery. They’re the least expensive option, and most insurance companies cover them. | Med G

Rapid-acting insulin • Humalog → Lispro • Novolog → Aspart • Apidra → Glulisine Short-acting insulin • Humulin R / Novolin R → Regular insulin Intermediate-acting insulin • Humulin N / Novolin N → NPH Long-acting insulin • Lantus → Glargine • Levemir → Detemir Ultra-long acting insulin This is now considered a separate class in modern classifications: • Tresiba → Degludec (duration >42 hours) • Toujeo → Glargine U-300 (longer & flatter than Lantus) Premixed insulin • 70/30 (NPH Regular) • 75/25