US protection ending in 2028: Ear, nose and throat
As of the edition of 20 October 2026, 10 drugs have US protection that ends in 2028 in ear, nose and throat; 5 of them have at least one company on route B because of it.
Sources: FDA Orange Book and Purple Book, other approval registers.
10 drugs
| Drug | US protection | Status | Holder | Target | Route B rows |
|---|---|---|---|---|---|
| Deferiprone | Ends 2028 (exclusivity) | Marketed | Chiesi | 0 | |
| Esketamine | Ends 2028 (exclusivity) | Marketed | Johnson & Johnson | GRIN1, GRIN2A, GRIN2B | 5 |
| Olaparib | Ends 2028 (patent) | Marketed | AstraZeneca | PARP1, PARP2, PARP3 | 3 |
| Oxybate | Ends 2028 (exclusivity) | Marketed | GABBR1, GABBR2 | 2 | |
| Panobinostat | Ends 2028 (patent) | Marketed | Secura Bio | 0 | |
| Prucalopride | Ends 2028 (exclusivity) | Marketed | Takeda | HTR4 | 1 |
| Reslizumab | Ends 2028 (computed from the first US licence) | Marketed | Teva | IL5 | 1 |
| Siponimod | Ends 2028 (patent) | Marketed | Novartis | S1PR1 | 0 |
| Sugammadex | Ends 2028 (exclusivity) | Marketed | Merck & Co. | 0 | |
| Tocilizumab | Ends 2028 (orphan exclusivity) | Marketed | Roche | IL6R | 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 2028 in ear, nose and throat
In the product5 of these 10 drugs have at least one company on route B. Which companies, and their scores, are in the product.
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