Analgesia
|
Oral |
Conversion factor |
Dose |
|
Morphine |
|
10mg |
|
Hydromorphone |
0.2 |
2mg |
|
Oxycodone |
0.67 |
5-7.5mg |
|
Tramadol |
5 |
50mg |
|
Tapentadol |
3 |
30mg |
|
Codeine |
8 |
75-90mg |
|
|
|
|
|
Patch |
|
|
|
Buprenorphine (Norspan) |
5ug/hr (weekly) |
12mg of morphine over 25 hours |
|
Fentanyl (Durogesic) |
12ug/hr every 3 days |
35-40mg over 24hours |
|
|
|
|
|
|
|
|
Some common conversions:
Tramadol max dose 300mg daily = 60mg morphine = 480mg codeine = 180mg tapentadol = 40mg oxycodone
Targin dosing is equivalent to oxycodone CR