From Lantus® to Insulin Glargine Impact SoloStar®

Insulin Glargine Impact SoloStar® has the same product quality as the original Sanofi brand, Lantus®. Just with a different name. Why? Because this allows us to provide the product in your country at a more affordable price. Read more about why the product name is changing in our FAQ.

Resources for your patients

Support your patients with resources on Insulin Glargine Impact SoloStar® and how to administer their treatment. 

Patient information leaflet

Give your patients an overview of their treatment and how to manage their diabetes with Insulin Glargine Impact SoloStar®.
The leaflet is available in multiple languages.

Have a question
need support?  

Find answers to the most common questions in our FAQ. Maybe your question has already been asked. If you don't find your answer, you're always welcome to contact us.

In case of complaint on product quality or suspicion of falsified, counterfeit or diverted product, please write to Please share with us a description of the defect, sample or pictures of the defective product, with information on the product name, batch number, expiry date and quantity.

Please also transmit to Sanofi ( any information about products suspected as falsified, counterfeit or diverted.

English language if possible is preferred for fast processing.

If you are concerned about your health, your condition, or any side effects that you may be experiencing, talk to your doctor or pharmacist. You can report any side effects to the Health Authority or directly to Sanofi via our online portal By reporting side effects you can help provide more information on the safety of this medicine.

DOP: October 2023