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Insulin glargine
Pronounced IN-su-lin GLAR-jeen
Brand names: Lantus, Basaglar, Toujeo
Type: Long-acting insulin · All Diabetes Medicines
What Insulin glargine is used for
- Type 1 diabetes
- Type 2 diabetes
◆ Kidney note
As kidney function falls, insulin is cleared more slowly and needs often drop — doses are adjusted and blood sugar is monitored closely.
Common side effects
- Low blood sugar symptoms
- Weight gain
- Injection site reactions
- Mild swelling
Important cautions
- Low blood sugar is the main risk — know its symptoms and how your care team wants you to treat it
- Never mix it in the same syringe with other insulins
How it comes
Injection under the skin. This guide lists forms only — it never lists strengths or doses.
Related medicines — Diabetes Medicines
Condition guides on MedicalVideos.com
Please note: This page is a patient-education summary, not medical advice, and it deliberately contains no doses. Medicines affect everyone differently — always follow your own prescription and talk to your doctor or pharmacist before starting, stopping or changing any medicine.