| Approved name | Formulation available |
|
Buprenorphine |
Sublingual, transdermal, injection |
| Diamorphine | Oral, injection |
| Fentanyl | Transdermal, transmucosal oral, injection |
|
Hydromorphone |
Oral |
| Methadone | Oral, injection |
| Morphine | Oral, injection, suppositories |
| Oxycodone (OxyContin® tablets, OxyNorm® liquid, concentrate and capsules, and OxyNorm® solution for injection or infusion ) |
Oral, injection |
| Tramadol* | Oral, injection |
| Approved Name | Formulation available |
| Codeine | Oral, injection |
| Tramadol* | Oral, injection |
* Tramadol may behave as a strong or weak opioid depending on the dose used.
Tables modified from: The British Pain Society. Recommendations for the appropriate use of opioids for persistent non-cancer pain. Available from: URL: www.britishpainsociety.org/opioids_doc_2004.pdf.