Does insulin work differently depending on where it is injected?
According to Joslin’s Diabetes Deskbook, the rate of insulin absorption is different depending on where you inject—so the answer is ‘yes’. The book ranks the following sites according to how quickly they absorb the insulin injected: — Abdomen — Arm — Thigh — Buttocks Q: How do I store insulin? A: Unopened insulin must be stored in the refrigerator. Once opened, insulin may be kept at room temperature or in the refrigerator. Please read the package insert on the storage of your prescribed insulin once it has been opened. All vials of insulin except for Levimir should be discarded after 28 days. Insulin pens expire between 10-42 days depending on the type of insulin. Never freeze insulin. Q: Are there any special considerations for injections and physical activity? A: Yes. Physical activity–and even massage–can speed up the absorption of insulin. If you plan on strenuous physical activity shortly after injecting insulin, don’t inject in an area affected by the exercise. For example
