Purple Book reference family · 351(a) biologic
Antivenin (Crotalidae) Polyvalent
Antivenin (Crotalidae) Polyvalent is an FDA-licensed reference biologic from Wyeth Pharmaceuticals LLC.
351(a) biologicBLA 101098 Wyeth Pharmaceuticals LLC
Biosimilars
0
Interchangeables
0
Listed patents
0
Reference approved
1954
Reference product
Originator biologic
351(a)BLA 101098
Not listed Antivenin (Crotalidae) Polyvalent
Wyeth Pharmaceuticals LLC
View full reference-product record- Approved
- Marketing
- Disc
- Center
- CBER
- Patents
- None listed
Exclusivity & patent cliffs
Protection horizon
Reference approval
Approval date of the reference Antivenin (Crotalidae) Polyvalent product.
73 yr 6 mo ago
Antivenin (Crotalidae) Polyvalent: frequently asked questions
Reference exclusivity, biosimilars, interchangeability, and patents for this molecule, from the FDA Purple Book.
Built from official FDA Purple Book records (monthly downloads, the Advanced Search interface, and the published Patent List), with reference-product, license-type, and exclusivity context for Antivenin (Crotalidae) Polyvalent.
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- 510(k) Predicate DatabaseSearch FDA 510(k) clearances and map predicate-device lineage.
- FDA 483 DatabaseFDA Form 483 observations and inspection records by firm, date, and citation.

