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Purple Book product · Reference 351(a)

Aldurazyme

laronidase

351(a)BLA 125058RxLicensed BioMarin Pharmaceutical Inc.

Apr 30, 2003

Approved

Reference 351(a)

License type

Rx

Marketing

None

Listed patents

Aldurazyme (laronidase) is BioMarin Pharmaceutical Inc.'s FDA-licensed reference biologic, approved under a 351(a) BLA in 2003. No biosimilars referencing Aldurazyme 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 30, 2003

    23 yr 7 mo ago

  2. Orphan exclusivity ends

    7-year orphan-drug exclusivity window.

    Apr 30, 2010

    16 yr 5 mo ago

  3. Today

Pharmaceutical detail

Strength

2.9MG/5ML (0.58MG/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

  • v3Jul 02, 2026
  • v2Jul 02, 2026

Frequently asked questions

Does Aldurazyme have approved biosimilars?

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

What is Aldurazyme's BLA number?

Aldurazyme is licensed under BLA 125058, held by BioMarin Pharmaceutical Inc..

When was Aldurazyme approved by the FDA?

Aldurazyme was approved by the FDA on Apr 30, 2003.

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