AMIFAMPRIDINE PHOSPHATE
| Brand name | FIRDAPSE |
|---|---|
| Active ingredient | AMIFAMPRIDINE PHOSPHATE |
| Strength | EQ 10MG BASE |
| Dosage form | TABLET |
| Route | ORAL |
| Modality | Small molecule |
| FDA approval | November 2018 |
| Marketing status | RX |
| Patent | Expires | Type |
|---|---|---|
| 10626088 | February 2037 | product |
| 10793893 | May 2034 | use U-2956 |
| 11274332 | June 2032 | use U-2956 |
| 11274331 | June 2032 | use U-2956 |
| 11268128 | June 2032 | use U-2956 |
| 11060128 | June 2032 | use U-2956 |
Source: FDA Orange Book, layered on the CliffBio company graph. Cliff dates are the latest FDA-listed patent expiry; estimates are projections, not legal advice.