Lantus: what's in it, and is it OK in pregnancy?
Lantus is a brand name, not a single medicine. What matters in pregnancy and while breastfeeding is what's inside it.
In short
Lantus contains insulin glargine.
What's in Lantus
| Product (as NPPA lists it) | Composition (NPPA's wording) | Company |
|---|---|---|
| LANTUS 100 IU CARTRIDGE 3 ML | “GLARGINE CARTRIDGE 100 IU” | SANOFI INDIA LTD. |
| LANTUS 100 IU INJECTION 10 ML | “GLARGINE INJECTION 100 IU” | SANOFI INDIA LTD. |
| LANTUS SOLOSTAR 100 IU DISPOSABLE PEN 3 ML | “GLARGINE DISPOSABLE PEN 100 IU” | SANOFI INDIA LTD. |
Same brand name can cover different products — check your pack.
Pregnancy and breastfeeding: read the ingredient page
This page gives no pregnancy or breastfeeding verdict of its own. Talk to your doctor or pharmacist before taking Lantus in pregnancy or while breastfeeding.
Sources
- Composition per NPPA Pharma Sahi Daam (National Pharmaceutical Pricing Authority, Government of India) data (Jul 2026): Pharma Sahi Daam, brand “LANTUS”.
Sources checked 26 September 2026. How we source and check every page.
Educational information, not medical advice.