A patient is started on a new insulin regimen consisting of Levemir and Novolog pens. How long are these pens stable at room temperature when in use ________.
1) Levemir 10 days, Novolog 42 days
2) Levemir 14 days, Novolog 28 days
3) Levemir 28 days, Novolog 14 days
4) Levemir 30 days, Novolog 10 days
5) Levemir 42 days, Novolog 28 days