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Purple Book product · Reference 351(a)

Naglazyme

galsulfase

351(a)BLA 125117RxLicensed BioMarin Pharmaceutical Inc.

May 31, 2005

Approved

Reference 351(a)

License type

Rx

Marketing

None

Listed patents

Naglazyme (galsulfase) is BioMarin Pharmaceutical Inc.'s FDA-licensed reference biologic, approved under a 351(a) BLA in 2005. No biosimilars referencing Naglazyme 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.

    May 31, 2005

    21 yr 5 mo ago

  2. Orphan exclusivity ends

    7-year orphan-drug exclusivity window.

    May 31, 2012

    14 yr 4 mo ago

  3. Today

Pharmaceutical detail

Strength

5MG/5ML (1MG/ML)

Dosage form

Injection

Route

Intravenous

Presentation

Single-Dose Vial

Center

CDER

License number

1649

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.

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
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Change history

  • v4Jul 02, 2026
  • v3Jul 02, 2026
  • v2Jul 02, 2026

Frequently asked questions

Does Naglazyme have approved biosimilars?

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

What is Naglazyme's BLA number?

Naglazyme is licensed under BLA 125117, held by BioMarin Pharmaceutical Inc..

When was Naglazyme approved by the FDA?

Naglazyme was approved by the FDA on May 31, 2005.

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