Insulin Glargine

What Ingredients Are in Insulin Glargine?

Insulin glargine is a long-acting insulin medication that includes an active ingredient along with inactive ingredients that help stabilize and deliver the injectable solution. Inactive ingredients support formulation but do not provide the intended therapeutic effect.


Active Ingredient

  • Insulin Glargine

Why Ingredient Lists Can Vary

Insulin glargine ingredient lists may differ due to:

  • Product type (vial or pen injector)
  • Concentration
  • Manufacturer-specific formulations

Because of this, ingredient information should be reviewed at the product level.


Common Brand Names That Contain Insulin Glargine

Insulin glargine is sold under generic labels and branded as Lantus®. Each product may contain unique inactive ingredients depending on formulation.


How to View Ingredient Information

To view available ingredient listings associated with insulin glargine products:
Scan a medication using PillParser to see its ingredient list.





Adding the manufacturer filters generics (fillers/dyes often differ).

To keep PillParser free, anonymous scans are limited.


Why Ingredient Differences Matter

Medications with the same active ingredient can contain different inactive ingredients depending on the manufacturer and formulation.
PillParser helps you review listed ingredients. RxAllergyScan allows users to compare medications against their personal allergen profile.


Educational Note

This page is intended for educational and informational purposes only and does not provide medical guidance.