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Purple Book product · Reference 351(a)

Saphnelo

anifrolumab-fnia

351(a)BLA 761451RxLicensed AstraZeneca AB

Apr 24, 2026

Approved

Reference 351(a)

License type

Rx

Marketing

None

Listed patents

Saphnelo (anifrolumab-fnia) is AstraZeneca AB's FDA-licensed reference biologic, approved under a 351(a) BLA in 2026. No biosimilars referencing Saphnelo 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.

    Apr 24, 2026

    3 mo ago

  2. Today

Pharmaceutical detail

Strength

120MG/0.8ML

Dosage form

Injection

Route

Subcutaneous

Presentation

Pre-Filled Syringe

Center

CDER

License number

2059

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.

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

Source kind · Advanced Search
Checked Jul 02, 2026
  • 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 Saphnelo have approved biosimilars?

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

What is Saphnelo's BLA number?

Saphnelo is licensed under BLA 761451, held by AstraZeneca AB.

When was Saphnelo approved by the FDA?

Saphnelo was approved by the FDA on Apr 24, 2026.

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