US protection

US protection ending in 2034: Lungs and airways

As of the edition of 20 October 2026, 22 drugs have US protection that ends in 2034 in lungs and airways; 14 of them have at least one company on route B because of it.

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

22 drugs

DrugUS protectionStatusHolderTargetRoute B rows
Belumosudil Ends 2034 (patent)Marketed Sanofi ROCK1, ROCK2 4
Cedazuridine Ends 2034 (patent)Marketed Taiho CDA 1
Ceftobiprole medocaril free acid Ends 2034 (exclusivity)Marketed Istx 0
Ceftolozane Ends 2034 (patent)Marketed Merck & Co. 0
Daridorexant Ends 2034 (patent)Marketed Idorsia Pharmaceuticals HCRTR1, HCRTR2 4
Daxibotulinumtoxina Ends 2034 (computed from the first US licence)Marketed Crown SNAP25 1
Deferasirox Ends 2034 (patent)Marketed Novartis 0
Ledipasvir Ends 2034 (patent)Marketed Gilead Sciences 0
Palbociclib Ends 2034 (patent)Marketed Pfizer CDK4, CDK6 2
Plecanatide Ends 2034 (patent)Marketed Bausch Health GUCY2C 1
Relatlimab Ends 2034 (computed from the first US licence)Marketed Bristol Myers Squibb LAG3 1
Remibrutinib Ends 2034 (patent)Marketed Novartis BTK 1
Riociguat Ends 2034 (patent)Marketed Bayer GUCY1A1, GUCY1A2, GUCY1B1 1
Ripretinib Ends 2034 (patent)Marketed Deciphera Pharmaceuticals KIT, PDGFRA 2
Semaglutide Ends 2034 (patent)Marketed Novo Nordisk GLP1R 0
Sofosbuvir Ends 2034 (patent)Marketed Gilead Sciences 0
Tazemetostat Ends 2034 (patent)Marketed Ipsen EZH2 2
Tipiracil Ends 2034 (patent)Marketed Taiho TYMP 1
Tremelimumab Ends 2034 (computed from the first US licence)Marketed AstraZeneca CTLA4 1
Tucatinib Ends 2034 (patent)Marketed Pfizer ERBB2 0
Vadadustat Ends 2034 (patent)Marketed Akebia Therapeutics EGLN1, EGLN2 4
Zavegepant Ends 2034 (patent)Marketed Pfizer CALCRL 0

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 2034 in lungs and airways

In the product

14 of these 22 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.