Which of the following can be found on a prescription label?
a. warnings
b. ingredients
c. types of symptoms it treats
d. how often you should take the medicine

Insulin is a peptide therapeutic used to manage type 1 diabetes, which affects more than 20 million people worldwide according to the international diabetes federation. a significant limitation to the broad distribution and use of insulin to treat type 1 diabetes is the fact that it must be administered by injection rather than orally. why is insulin administered by injection and not orally?