Lantus (insulin glargine) — How to Pay Less

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

Current Pricing

Retail Price
$350
per month (estimated)
Patient Assistance (PAP)
FREE
if income-eligible
Generic Price
$92
generic insulin glargine (since 2021)

Savings Options by Insurance

🏢Commercial Insurance

  • 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 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
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

Check Your Personal Savings

Enter your insurance type and income to see exactly which programs you qualify for.

Check your savings for Lantus→