Purple Book
FDA
Regulatorycross-indicationevidence: agency_portal
Description
Searchable database of FDA-licensed biological products, including biosimilars and interchangeable products.
Why use it
Strong starting point for biologics, biosimilars, and CBER-regulated product landscape work.
Access
Open searchable database with downloadable data.
Route
Portal / monthly downloads
Level
Licensed biological products
Source type
chatgpt_seed
Attestations
1
Territories & tags
immunologyoncology#biologics#biosimilars#cross_indication#immunology#oncology#rare_disease#reference_product#regulatory