US protection

US protection ending in 2037: Digestive system

As of the edition of 20 October 2026, 9 drugs have US protection that ends in 2037 in digestive system; 6 of them have at least one company on route B because of it.

Sources: FDA Orange Book and Purple Book, other approval registers.

9 drugs

DrugUS protectionStatusHolderTargetRoute B rows
Berahyaluronidase alfa Ends 2037 (computed from the first US licence)Marketed Merck & Co. 0
Datopotamab deruxtecan Ends 2037 (computed from the first US licence)Marketed Daiichi Sankyo TACSTD2, TOP1 2
Entrectinib Ends 2037 (patent)Marketed Roche ALK, NTRK1, NTRK2 4
Indigotindisulfonate Ends 2037 (patent)Marketed Provepharm 0
Orforglipron Ends 2037 (patent)Marketed Eli Lilly GLP1R 0
Penpulimab Ends 2037 (computed from the first US licence)Marketed Akeso PDCD1 1
Piflufolastat Ends 2037 (patent)Marketed Lantheus Biosciences FOLH1 2
Revumenib Ends 2037 (patent)Marketed Syndax Pharmaceuticals KMT2A, MEN1 1
Zanubrutinib Ends 2037 (patent)Marketed BeiGene BTK 1

Listed by name. A route B row is one company at one target; for a drug with one target that is the number of companies. US protection is the US only, and it is not the date generics or biosimilars can enter.

Which companies are on route B in 2037 in digestive system

In the product

6 of these 9 drugs have at least one company on route B. Which companies, and their scores, are in the product.

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US protection movers, once a month

The drugs that entered or left the two-year window in the latest edition. An email, not an account: it gives no access to the product.