Spiker
Well-Known Member
Leakage and contamination risk to the insulin in the cartridge. Allegedly. See the Pen Needles thread for the whole raging debate, if you have the stomach for it.
It is the official advice through, not to leave the needle on.
Sent from the Diabetes Forum App

It is the official advice through, not to leave the needle on.
Sent from the Diabetes Forum App