Assyro AI
FDA Purple Book · Reference family

tividenofusp alfa-eknm (Avlayah)

tividenofusp alfa-eknm is an FDA-licensed reference biologic from Denali Therapeutics Inc.. Reference exclusivity, biosimilar lineage, and published patents from official FDA Purple Book records.

0

Biosimilars

0

Interchangeables

0

Listed patents

2026

Reference approved

Reference product

351(a)BLA 761485

Avlayah tividenofusp alfa-eknm

Denali Therapeutics Inc.

Approved
Mar 24, 2026
Marketing
Rx
Center
CDER
Patents
None listed

Exclusivity & patent cliffs

Approval, exclusivity, and published-patent expiration dates for tividenofusp alfa-eknm, in chronological order.

  1. Reference approval

    Approval date of the reference tividenofusp alfa-eknm product.

    2 mo ago

Frequently asked questions

Are there biosimilars approved for tividenofusp alfa-eknm (Avlayah)?

No 351(k) biosimilars or interchangeable biosimilars referencing tividenofusp alfa-eknm are listed in the FDA Purple Book yet.

Explore the full FDA Purple Book

Search every FDA-licensed biologic, biosimilar, and interchangeable with exclusivity timelines and patent records.

Open the Purple Book tool