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Purple Book product · Reference 351(a)

Norditropin

somatropin

351(a)BLA 21148DiscLicensed Novo Nordisk Inc.

Jun 20, 2000

Approved

Reference 351(a)

License type

Disc

Marketing

None

Listed patents

Norditropin (somatropin) is Novo Nordisk Inc.'s FDA-licensed reference biologic, approved under a 351(a) BLA in 2000. No biosimilars referencing Norditropin are listed in the Purple Book yet.

Sourced from the FDA Purple Book · verified Jul 02, 2026

Key dates

  1. Approval

    Approval date of this BLA submission.

    Jun 20, 2000

    26 yr 5 mo ago

  2. Orphan exclusivity ends

    7-year orphan-drug exclusivity window.

    May 31, 2014

    12 yr 3 mo ago

  3. Today

Pharmaceutical detail

Strength

5MG/1.5ML

Dosage form

Injection

Route

Subcutaneous

Presentation

Multi-Dose Cartridge

Center

CDER

License number

1261

Product number

001

Submission type

Original

Supplement number

Not listed

Change type

Not listed

Reference product family

View full family

This is the reference (originator) product. No biosimilars or interchangeables reference it in the Purple Book yet.

10 additional BLA records 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

Source kind · Monthly download
Checked Jul 02, 2026
FDA release · June 2026
  • monthly-downloadMonthly download · Jul 02, 2026

Change history

  • v2Jul 02, 2026
  • v1Jul 02, 2026

Frequently asked questions

Does Norditropin have approved biosimilars?

No 351(k) biosimilars or interchangeable biosimilars referencing Norditropin are listed in the FDA Purple Book yet.

What is Norditropin's BLA number?

Norditropin is licensed under BLA 21148, held by Novo Nordisk Inc..

When was Norditropin approved by the FDA?

Norditropin was approved by the FDA on Jun 20, 2000.

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