Details
| Metabolite | Norbuprenorphine |
| Chemical Formula | C₂₉H₄₁NO₄ |
| Molecular Weight | 467.64 |
| 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. |
![(±)-MDA [(±)-3,4-Methylenedioxyamphetamine], 1.0 mg/mL](https://www.quasarinstruments.com/wp-content/uploads/2025/09/6687-M-012.jpg)
