Humulin N (isophane insulin human) is a brand-name medication the Food and Drug Administration (FDA) has approved to treat type 1 diabetes and type 2 diabetes. It can be used in adults and children.
Humulin R (insulin human) is a prescription drug that’s used to help manage high blood sugar levels caused by diabetes. Humulin R is given as an injection under the skin. Doctors prescribe Humulin R ...