Coccidioides immitis Spherule-Derived Skin Test Antigen (Spherusol)
Coccidioides immitis Spherule-Derived Skin Test Antigen is an FDA-licensed reference biologic from Nielsen Bioscience, Inc. Reference exclusivity, biosimilar lineage, and published patents from official FDA Purple Book records.
0
Biosimilars
0
Interchangeables
0
Listed patents
2011
Reference approved
Reference product
Spherusol Coccidioides immitis Spherule-Derived Skin Test Antigen
Nielsen Bioscience, Inc
- Approved
- Jul 29, 2011
- Marketing
- Rx
- Center
- CBER
- Patents
- None listed
Exclusivity & patent cliffs
Approval, exclusivity, and published-patent expiration dates for Coccidioides immitis Spherule-Derived Skin Test Antigen, in chronological order.
Reference approval
Approval date of the reference Coccidioides immitis Spherule-Derived Skin Test Antigen product.
15 yr 1 mo ago
Frequently asked questions
Are there biosimilars approved for Coccidioides immitis Spherule-Derived Skin Test Antigen (Spherusol)?
No 351(k) biosimilars or interchangeable biosimilars referencing Coccidioides immitis Spherule-Derived Skin Test Antigen are listed in the FDA Purple Book yet.
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