part time job 15 year old
with the introductrion of insulin pen injectors the use of vials and regular serinjes have become a loss skill. it is still a relevant skill to have as insulin in vials are available without prescription and can be a lifesaving
resource in emergency cases when your insulin is not at available.
in the curerent economic environment the price of vials of some generic and long available formulations are a cost saving alternative.