Assyro AI

Purple Book product · Reference 351(a)

Bat

Botulism Antitoxin Heptavalent (A, B, C, D, E, F, G) - (Equine)

351(a)BLA 125462RxLicensed Emergent BioSolutions Canada Inc.

Mar 22, 2013

Approved

Reference 351(a)

License type

Rx

Marketing

None

Listed patents

Bat (Botulism Antitoxin Heptavalent (A, B, C, D, E, F, G) - (Equine)) is Emergent BioSolutions Canada Inc.'s FDA-licensed reference biologic, approved under a 351(a) BLA in 2013. No biosimilars referencing Bat 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.

    Mar 22, 2013

    13 yr 6 mo ago

  2. Orphan exclusivity ends

    7-year orphan-drug exclusivity window.

    Mar 22, 2020

    6 yr 5 mo ago

  3. Today

Pharmaceutical detail

Strength

>4500U

Dosage form

Solution

Route

Intravenous

Presentation

Single-Dose Vial

Center

CBER

License number

2084

Product number

001

Submission type

Original

Supplement number

0

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 Bat have approved biosimilars?

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

What is Bat's BLA number?

Bat is licensed under BLA 125462, held by Emergent BioSolutions Canada Inc..

When was Bat approved by the FDA?

Bat was approved by the FDA on Mar 22, 2013.

Related FDA reference tools

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