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Lantus (insulin glargine injection) Rx

Starting at $170.12$120.44
per pen
Free shipping
over $49!*
* Most orders ship within one business day after approval
We're unable to ship Lantus (insulin glargine injection) SoloStar, 100units/mL, per 3mL Pen to Alaska or Hawaii.


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Lantus for Cats

Help control your cat’s diabetes mellitus with Lantus-brand insulin glargine. This injectable medication helps regulate blood sugar in cats. Normalized blood sugar can help your feline friend feel better day-to-day. 

  • Regulates blood sugar levels
  • Daily dosing
  • Formulated for subcutaneous injection

Lantus helps treat diabetes in cats by normalizing the glucose level in the blood. When your cat has a normal level of glucose in the blood the body works as it should and your cat may have fewer diabetic symptoms. Lantus is insulin glargine, a long-acting form of insulin formulated for injection underneath the skin.  


What you should know about Lantus:

  • Talk to your veterinarian before using this product. 
  • This product must remain refrigerated until in-use (opened).
  • 10mL vial is good for 28 days refrigerated or at room temperature after first use.
  • 3mL SoloStar is good for 28 days at room temperature after first use. Do not refrigerate once in-use (opened).
  • Follow dosing directions exactly - don’t give your cat more medication than directed and don’t skip doses. 
  • Insulin pens for use with pen needles.
  • Vials for use with U-100 insulin syringes.
  • Read the label carefully for information about storage, possible side effects, and drug interactions. 


For additional information about Lantus, click the “More Information” and “Package Insert” tabs above.