| Opioid Agonist | Oral | Parenteral | Dosing Interval Required | Forms Available | |||
|
PO |
Transdermal |
IV |
SQ |
||||
| Morphine |
30 mg |
10 mg |
q 3 - 4 h |
Tabs, Liquid, Sustained release |
-- |
+ | + |
| Hydromorphone (Dilaudid) |
7.5 mg |
1.5 mg |
q 3 - 4 h |
Tabs |
-- |
+ |
+ |
|
Meperidine (Demerol) |
300 mg |
100 mg |
q 2 - 3 h |
Tabs |
-- |
+ |
+ |
|
Methadone |
20 mg |
10 mg |
q 6 - 8 h, quite variable |
Tabs, Liquid |
-- |
(+) |
-- |
|
Fentanyl |
variable* |
-- |
transdermal patches: q 3 days |
-- |
+ |
+ |
+ |
|
Oxycodone |
20 mg |
N/A |
q 3 - 4 h |
Tabs, |
-- |
-- |
-- |
|
Hydrocodone |
30 mg |
N/A |
q 3 - 4 h |
Tabs, Liquid |
-- |
-- |
-- |
|
Codeine |
180 - 200 mg |
N/A |
q 3 - 4 h |
Tabs, Liquid |
-- |
-- |
-- |