Interestingly, more patients in the insulin pen group had a history of liver disease than did patients in the vial and syringe group (11.4% versus 0%, respectively). At baseline, both groups had ...

The places where you inject insulin may depend on the type of syringe or prefilled insulin pen you use. You should rotate these injection sites on your skin each time you inject insulin.

We know of patients using U 40 insulin who read their dose on the U 20 scale of a U 20–40 syringe. Thus, although the physician might have ordered the injection of 15 units of insulin ...