Active Ingredient

Glipizide

Glipizide is an oral medication used to help control blood sugar levels in adults with type 2 diabetes. It is part of a class of medications known as sulfonylureas.

It is often prescribed when diet and exercise alone are not enough to manage blood sugar levels effectively.

Written By Douglas C. Goldberg, MD

Reviewed By Philip Schein, MD

Last Updated 28 Nov 2025

Available Glipizide Brands

Glucotrol XL

Strengths 2.5 mg, 5 mg, 10mg

Glipizide Uses

Glipizide is primarily used to manage blood sugar in individuals with type 2 diabetes.

Helps lower blood sugar levels in type 2 diabetes.
Used as part of a comprehensive diabetes management plan.
May be used in combination with other diabetes medications.

How Glipizide Works

Glipizide works by stimulating the pancreas to release insulin, which helps lower blood sugar levels. It targets the beta cells in the pancreas to enhance insulin secretion.

By increasing insulin production, it helps the body use sugar more effectively and prevents blood sugar spikes after meals.

Common side effects of Glipizide

Not everyone experiences side effects with Glipizide, and many are mild and temporary. However, it’s important to be aware of potential side effects.

Nausea
Dizziness
Headache
Diarrhea
Stomach pain
Low blood sugar (hypoglycemia)

If you experience serious or persistent symptoms, it’s important to contact your doctor.

Monitor your blood sugar levels regularly as advised by your healthcare provider.
Avoid consuming large amounts of alcohol, as it can affect blood sugar control.
Inform your doctor about any other medications or supplements you are taking to avoid interactions.
Do not use Glipizide if you have severe liver or kidney issues without consulting your doctor.
Be aware of signs of low blood sugar, such as dizziness or sweating, and know how to manage it.

Always consult your doctor for personalized medical advice and before making any changes to your medication regimen.

Frequently Asked Questions

How long does it take for Glipizide to start working?

Glipizide typically starts working within a few hours of taking it, helping to lower blood sugar levels.

Can Glipizide be taken with other diabetes medications?

Yes, Glipizide can be used in combination with other diabetes medications. However, this should be done under the guidance of a healthcare provider.

What should I do if I miss a dose of Glipizide?

If you miss a dose, take it as soon as you remember unless it’s almost time for your next dose. Do not double up on doses.

Are there dietary restrictions while taking Glipizide?

It’s important to follow a balanced diet as advised by your healthcare provider to effectively manage your blood sugar levels.

Can Glipizide cause low blood sugar?

Yes, Glipizide can cause low blood sugar (hypoglycemia), especially if meals are skipped or if alcohol is consumed.