FENTANYL
| Brand name | SUBSYS |
|---|---|
| Active ingredient | FENTANYL |
| Strength | 0.2MG **Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons** |
| Dosage form | SPRAY |
| Route | SUBLINGUAL |
| Modality | Small molecule |
| FDA approval | January 2012 |
| Marketing status | DISCN |
| Patent | Expires | Type |
|---|---|---|
| 8486973 | April 2030 | use U-55 |
| 8486972 | April 2030 | product |
| 8835460 | January 2027 | product |
| 10610523 | January 2027 | product |
| 9241935 | January 2027 | product |
| 9642844 | January 2027 | product |
| 9642797 | January 2027 | product |
| 10016403 | January 2027 | product |
| 9289387 | January 2027 | product |
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.