Coupons & cash prices
Lantus Coupons & Discount Prices — 2026
The lowest cash price we track for Lantus 100 units/mL is about $42.16. Compare every pharmacy below.
Price comparison
| Pharmacy | Cash price | Availability |
|---|---|---|
| Costco Pharmacy | $42.16 | In stock |
| Publix Pharmacy | $46.92 | In stock |
| Meijer Pharmacy | $48.28 | In stock |
| Walmart Pharmacy | $50.32 | In stock |
| GoodRx coupon | $53.04 | In stock |
| Kroger Rx | $55.38 | In stock |
| CVS Pharmacy | $80.24 | In stock |
| Walgreens | $84.32 | In stock |
Manufacturer coupons
Lantus has an official manufacturer program, Sanofi Patient Connection (Lantus). Manufacturer copay cards usually require commercial insurance — check the official page for eligibility and current terms.
How to use a coupon
1. Pick the lowest price
Find the pharmacy with the lowest cash price for Lantus in the table below.
2. Show the coupon
Present the free discount coupon (printed or on your phone) to the pharmacist when you drop off the prescription.
3. Pay the cash price
Pay the discounted cash price. Coupons can't be combined with insurance, so use whichever is lower.
FAQ
Are Lantus coupons free to use?
Yes. Discount coupons like GoodRx are free and require no membership. Show the coupon at the pharmacy counter to get the cash price.
Does Lantus have a manufacturer coupon?
Yes. Sanofi Patient Connection (Lantus) is the official manufacturer program — see https://www.sanofipatientconnection.com for eligibility. Manufacturer copay cards usually require commercial insurance.
Can I use a coupon with insurance?
No — discount coupons and insurance can't be combined on the same fill. Compare the cash-coupon price against your copay and use whichever is cheaper.