A person taking a sample of their blood

Insulin for Type 2 Diabetes

You may need insulin to help control your blood sugar with type 2 diabetes. Learn about the different kinds, how they are used, and potential side effects.

Computer artwork of molecules of insulin circulating in the blood stream

How Insulin Works in the Body

Medically reviewed by Jay N. Yepuri, MD, MS

Girl holding a syringe with insulin

What You Need to Know About Insulin Injection Sites

Medically reviewed by Ana Maria Kausel, MD

How Do Different Types of Insulin Work?

Medically reviewed by Ana Maria Kausel, MD

Vials of insulin

What You Should Know About the Different Types of Insulin

Medically reviewed by Lindsey Waldman, MD, RD

Older man giving himself injection

What to Know About Levemir (Insulin Detemir)

Medically reviewed by Lindsey Waldman, MD, RD

Vials of insulin

V-Go Is an Insulin Pump Patch for Type 2 Diabetes. Should You Try It?

Medically reviewed by Lindsey Waldman, MD, RD

Drop of insulin hanging on the needle of pen

Will Toujeo (Concentrated Lantus) Be Groundbreaking for Diabetes?

Medically reviewed by Ana Maria Kausel, MD

Woman giving herself insulin injection

How to Give an Insulin Injection

Medically reviewed by Lindsey Waldman, MD, RD

woman at campsite checking blood sugar

Do's and Don'ts for Protecting Your Diabetes Supplies

Medically reviewed by Danielle Weiss, MD

Man injecting himself with insulin in belt area

How the Size of Insulin Pen Needles May Affect Diabetes Control

Medically reviewed by Lindsey Waldman, MD, RD