Details
| Metabolite | Norbuprenorphine |
| Chemical Formula | C₂₉H₃₇D₄NO₄ |
| Molecular Weight | 471.66 |
| Information | Buprenorphine presence indicates use or exposure. Not a recognized metabolite of any other drug. Included in Suboxone (along with naloxone). Norbuprenorphine is not a known metabolite of any drug other than buprenorphine. Presence indicates buprenorphine use. |
