Purple Book product · Reference 351(a)
Basaglar
insulin glargine
Nov 15, 2019
Approved
Reference 351(a)
License type
Rx
Marketing
None
Listed patents
Sourced from the FDA Purple Book · verified Jul 02, 2026
Key dates
Approval
Approval date of this BLA submission.
Nov 15, 2019
6 yr 9 mo ago
Today
Pharmaceutical detail
Strength
300UNITS/3ML (100UNITS/ML)
Dosage form
Injection
Route
Subcutaneous
Presentation
Autoinjector
Center
CDER
License number
1891
Product number
002
Submission type
Supplement
Supplement number
21
Change type
Not listed
Reference product family
View full familyThis is the reference (originator) product. Its approved biosimilars and interchangeables are listed below.
- 2021SemgleeInterchangeable
insulin glargine-yfgn · Biocon Biologics Inc.
- 2021RezvoglarInterchangeable
insulin glargine-aglr · Eli Lilly and Company
- 2026LanglaraInterchangeable
insulin glargine-aldy · Sunshine Lake Pharma Co., Ltd.
1 additional BLA record for this product (other strengths or presentations) are in the same reference family.
Patent list
No patent-list records were published for this product. The Purple Book patent list reflects the statutory patent exchange under the BPCIA and is not exhaustive.
Source provenance
- advanced-searchAdvanced Search · Jul 02, 2026
- monthly-downloadMonthly download · Jul 02, 2026
Change history
- v4Jul 02, 2026
- v3Jul 02, 2026
- v2Jul 02, 2026
Frequently asked questions
Does Basaglar have approved biosimilars?
Yes. 3 approved follow-on biologics reference Basaglar in the Purple Book: Semglee, Rezvoglar, and Langlara.
What is Basaglar's BLA number?
Basaglar is licensed under BLA 205692, held by Eli Lilly and Company.
When was Basaglar approved by the FDA?
Basaglar was approved by the FDA on Nov 15, 2019.
Related FDA reference tools
- FDA Orange BookApproved drugs, generics, therapeutic-equivalence codes, patents, and exclusivity.
- FDA BiosimilarsThe list of FDA-approved biosimilars and interchangeable biosimilars, by reference product.
- 510(k) Predicate DatabaseSearch FDA 510(k) clearances and map predicate-device lineage.
- FDA 483 & Inspection DatabaseFDA Form 483 observations and inspection records by firm, date, and citation.

