: Sanofi (the maker of Lantus) produces an identical "unbranded" insulin glargine that is often significantly cheaper. Interchangeable Biosimilars : FDA-approved options like and

: If you have low income or no insurance, look into programs from Sanofi that may provide insulin for free. 3. Beating the Stock Shortages buy lantus

: While big chains are convenient, smaller independent or specialty pharmacies sometimes have different distributors and may have stock when others don't. 4. Safety First : Sanofi (the maker of Lantus) produces an