Lantus (insulin glargine) — How to Pay Less

Diabetes (Insulin) · Last verified 2026-03-22

Current Pricing

Retail Price
$350
per month (estimated)
Copay Card Price
$35/month
per month with commercial insurance
Patient Assistance (PAP)
FREE
if income-eligible
Generic Price
$92
generic insulin glargine (since 2021)

Find Your Savings & Enroll

Find Your Best Savings Option

Answer 4 quick questions to see what you qualify for. Takes about 1 minute.

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Savings Options by Insurance

🏢Commercial Insurance

  • Sanofi Insulins Co-pay Savings Program: Pay as little as $35/month/mo. (Max annual benefit: One fill every 30 days at $35 cap)
  • Ask your doctor about switching to generic insulin glargine ($92/mo)

🏥Medicare

  • 2026 Part D out-of-pocket cap: $2,000/year. Ask about Extra Help/LIS for additional savings.

💵Uninsured / Cash Pay

  • Sanofi Patient Connection: FREE medication if income is below 400% FPL. Call 1-888-847-4877.
  • Generic insulin glargine: $92/mo at most pharmacies
  • GoodRx, RxSaver, or Amazon Pharmacy discount cards may offer additional savings

How to Enroll

Sanofi Insulins Co-pay Savings Program

  1. Check eligibility (commercial insurance required)
  2. Complete the enrollment form online (takes ~2 minutes)
  3. Download or print your savings card
  4. Present at pharmacy with your insurance card
Start Guided Enrollment ↑Go directly to Sanofi Insulins Co-pay Savings Program→

Commercial insurance only. Not valid for Medicare, Medicaid, VA, DoD, TRICARE. ACA Exchange plans ARE eligible. Also available: Insulins Valyou Savings Program ($35/mo for uninsured/cash payers).

Sanofi Patient Connection

  1. Confirm income eligibility (below 400% FPL / ~$undefined/yr for individuals)
  2. Have your prescriber complete and sign the application
  3. Submit by fax, mail, or online
  4. Processing typically takes 2-4 weeks
Start Guided Enrollment ↑Download application →Call 1-888-847-4877

Key Facts

Category
Diabetes (Insulin)
Generic Name
insulin glargine
Dosages
100 units/mL
Generic Available
Yes (since 2021)
Typical Quantity
15 units/mo

Other Diabetes (Insulin) Medications

Tresiba(insulin degludec)
Retail: $490/mo
Humalog(insulin lispro)
Retail: $335/mo · Generic: $82/mo
NovoLog(insulin aspart)
Retail: $340/mo · Generic: $85/mo
Basaglar(insulin glargine)
Retail: $280/mo

Ready to Start Saving?

Use the guided enrollment system above to check your eligibility and enroll in the best savings program for Lantus. We'll walk you through every step.

Start Guided Enrollment ↑