| Compound | Description |
|---|
| codeine | An opioid analgesic related to MORPHINE but with less potent analgesic properties and mild sedative effects. It also acts centrally to suppress cough. |
| morphine | The principal alkaloid in opium and the prototype opiate analgesic and narcotic. Morphine has widespread effects in the central nervous system and on smooth muscle. |
| morphine-6-glucuronide | RN given refers to (5alpha,6alpha)-isomer |
| normorphine | RN given refers to (5 alpha,6 alpha)-isomer |
| morphine-3-glucuronide | RN given refers to (5alpha,6alpha)-isomer |
| codeine-6-glucuronide | structure given in first source |
| norcodeine | RN given refers to (5 alpha,6 alpha)-isomer |