Quality CareFind out why Mayo Clinic is the right place for your health care. Make an appointment.
Meet the StaffFind a directory of doctors and departments at all Mayo Clinic campuses. Visit now.
Research and Clinical TrialsSee how Mayo Clinic research and clinical trials advance the science of medicine and improve patient care. Explore now.
Visit Our SchoolsEducators at Mayo Clinic train tomorrow’s leaders to deliver compassionate, high-value, safe patient care. Choose a degree.
Professional ServicesExplore Mayo Clinic’s many resources and see jobs available for medical professionals. Get updates.
Give to Mayo ClinicHelp set a new world standard in care for people everywhere. Give now.
Subscribe to Housecall
Our general interest e-newsletter keeps you up to date on a wide variety of health topics.
Subscribe to our Controlling Your Diabetes e-newsletter to stay up to date on diabetes topics.
Insulin therapy is a critical part of treatment for those with type 1 diabetes and also for many with type 2 diabetes. The goal of insulin therapy is to maintain blood sugar levels within your target range. Insulin is usually administered in the fat under your skin using a syringe, insulin pen or insulin pump. Which insulin regimen is best for you depends on factors such as the type of diabetes you have, how much your blood sugar fluctuates throughout the day and your lifestyle.
Each insulin type is characterized by:
Many types of insulin are available. Here's how they compare. Keep in mind that your doctor may prescribe a mixture of insulin types to use throughout the day and night.
Insulin aspart (NovoLog)
Insulin glulisine (Apidra)
Insulin lispro (Humalog)
Insulin regular (Humulin R, Novolin R)
Insulin glargine (Lantus)
Insulin detemir (Levemir)
In some cases, pre-mixed insulin — a combination of specific proportions of intermediate-acting and short- or rapid-acting insulin in one bottle or insulin pen — may be an option.
Mayo Clinic is a not-for-profit organization. Proceeds from website advertising help support our mission. Mayo Clinic does not endorse non-Mayo products and services.
Check out these best-sellers and special offers on books and newsletters from Mayo Clinic.
A single copy of these materials may be reprinted for noncommercial personal use only. "Mayo," "Mayo Clinic," "MayoClinic.org," "Mayo Clinic Healthy Living," and the triple-shield Mayo Clinic logo are trademarks of Mayo Foundation for Medical Education and Research.
We comply with the HONcode standard for trustworthy health information: verify here.