insulinepen
Insulinepen, or insulin pen, is a handheld device used to deliver insulin to people with diabetes. It combines a reservoir or cartridge of insulin with a dose-setting mechanism, a plunger, and a needle. Pens can be disposable with pre-filled insulin or reusable with replaceable cartridges and compatible insulin cartridges.
How it works: A new sterile needle is attached for each injection. The user primes the pen
Types and use: Insulin pens are used for both type 1 and type 2 diabetes, and sometimes
Storage and safety: Unopened pens are usually stored in a refrigerator. After first use, many pens may