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Purple Book product · Reference 351(a)

Lamzede

velmanase alfa-tycv

351(a)BLA 761278RxLicensed Chiesi Farmaceutici S.p.A.

Feb 16, 2023

Approved

Reference 351(a)

License type

Rx

Marketing

None

Listed patents

Lamzede (velmanase alfa-tycv) is Chiesi Farmaceutici S.p.A.'s FDA-licensed reference biologic, approved under a 351(a) BLA in 2023. No biosimilars referencing Lamzede 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.

    Feb 16, 2023

    3 yr 6 mo ago

  2. Today

  3. Orphan exclusivity ends

    7-year orphan-drug exclusivity window.

    Feb 16, 2030

    in 3 yr 8 mo

Pharmaceutical detail

Strength

10MG

Dosage form

For Injection

Route

Intravenous

Presentation

Single-Dose Vial

Center

CDER

License number

2245

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
  • 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 Lamzede have approved biosimilars?

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

What is Lamzede's BLA number?

Lamzede is licensed under BLA 761278, held by Chiesi Farmaceutici S.p.A..

When was Lamzede approved by the FDA?

Lamzede was approved by the FDA on Feb 16, 2023.

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