State of California

CalRx Biosimilar Insulin Initiative

$55 for a 5-pack of pens ($11/pen) — interchangeable biosimilar insulin glargine; vials $30/10mL as available.

Application required

What you need to enroll

Application required

Fill out an application — income or residency documents may be needed. Approval typically takes 1–2 weeks. You'll need an active prescription to use the program once you're approved.

Your estimated copay

$55per 30-day fill
Start application

Covered medications

  • CalRx Insulin Glargine (biosimilar) 5-pack of pens·Vial 10 mL (as available)
Start application

Generic-equivalent (biosimilar) insulin glargine — clinically equivalent to Lantus / Basaglar.

Be first when we launch — we'll save these matches and remind you to renew.

Join the waitlist