What is Insulin?
Insulin is a hormone produced by pancreas to regulate the levels of glucose in the blood. In absence of insulin our body cells cannot use glucose as a source of energyand the glucose remains in our bloodstream leading to high blood glucose levels.

Why Have I been Asked to Take Insulin?
If your doctor has recommended insulin shots to you it is because insulin is the best method to control your sugar levels in Type 1 diabetes and in Type 2 diabetes when oral medication and lifestyle changes fail to do so.
Image PlaceholderHow is Insulin Taken?
Insulin is delivered with a syringe into the layer of fat below the skin, also called the “subcutaneous” tissue. The layer of fat on the stomach, hips, thighs, buttocks and backs of the arms are common sites for injecting insulin. From there, the insulin absorbs into the bloodstream where it circulates to the cells throughout the body.

Is It Painful?
As insulin is injected into the layer of fat below the skin, it is painless as this layer of skin does not have any nerve-endings.
Image PlaceholderWays of Delivering Insulin
Insulin can be injected using
  • Syringes – Syringes can be used to deliver insulin directly into the layer of fat below the skin. Syringes vary in terms of how much insulin they hold as well as the length and thickness of the needle.
  • Insuliin Pens - Insulin pens resemble a writing pen and contain insulin with a dial for setting the dose. They also vary in their lengths and thickness but contribute less to medical waste.
  • Insulin Pumps - Insulin pumps are electronic devices that are worn continuously and deliver insulin into the fat layer below the skin by way of a flexible plastic tube.
Image Placeholder Injection Technique
Insulin can be injected using the following technique
  • Check the insulin vial to make sure it is the right kind of insulin and that there are no clumps or particles in it.
  • Gently stir intermediate or premixed insulin.
  • Remove the cap of the insulin vial
  • Pull air into the syringe
  • Inject air into the vial
  • Draw up the insulin into the syringe
  • Check the syringe for air bubbles
  • Remove the needle from the bottle.
  • Select a site
  • Make sure skin is clean
  • Pinch the skin
  • Push the needle into the skin and inject the insulin
  • Remove the needle and dispose
How do I store Insulin?
Insulin preparations are stable at room temperature. However, due to loss of potency at high temperatures, in India it is recommended that insulin be stored in a refrigerator. Insulin can be stored in earthen vessels if a refrigerator is not available.

How can I Store Insulin During Travel?
Insulin vials should be wrapped in a polythene cover and submerged in cold water in a thermos container during travel.