Morphine
2022-01-25 links: Opioid Drugs reference:
Morphine #
| Compound | Affinity: μ | δ | κ | Ratio |
|---|---|---|---|---|
| Morphine | 1.8 nM | 90 nM | 317 nM | 1:50:176 |
| (−)-Morphine | 1.24 nM | 145 nM | 23.4 nM | 1:117:19 |
| (+)-Morphine | >10 μM | >100 μM | >300 μM | ND |
Equianalgesic doses:
| Compound | Route | Dose |
|---|---|---|
| Codeine | PO | 200 mg |
| Hydrocodone | PO | 20–30 mg |
| Hydromorphone | PO | 7.5 mg |
| Hydromorphone | IV | 1.5 mg |
| Morphine | PO | 30 mg |
| Morphine | IV | 10 mg |
| Oxycodone | PO | 20 mg |
| Oxycodone | IV | 10 mg |
| Oxymorphone | PO | 10 mg |
| Oxymorphone | IV | 1mg |