Never share an injection pen with another person, even if the needle has been changed.
Before taking this medicine
You should not use Tresiba if you are allergic to it, or if you are having an episode of hypoglycemia (low blood sugar) or diabetic ketoacidosis (call your doctor for treatment).
Tresiba should not be given to a child younger than 1 year old.
Tell your doctor if you are pregnant or breastfeeding.
Follow your doctor's instructions about using insulin if you are pregnant or you become pregnant. Controlling diabetes is very important during pregnancy, and having high blood sugar may cause complications in both the mother and the baby.
