OXYMORPHONE HYDROCHLORIDE
| Brand name | OPANA ER |
|---|---|
| Active ingredient | OXYMORPHONE HYDROCHLORIDE |
| Strength | 7.5MG |
| Dosage form | TABLET, EXTENDED RELEASE |
| Route | ORAL |
| Modality | Small molecule |
| FDA approval | December 2011 |
| Marketing status | DISCN |
| Patent | Expires | Type |
|---|---|---|
| 8871779 | November 2029 | substance |
| 7851482 | July 2029 | substance |
| 8808737 | June 2027 | use U-1598 |
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.