| Purpose | Patients | Evaluations | Perceived Effectiveness |
|---|---|---|---|
| Pain | 839 | 283 | |
| Breakthrough pain | 276 | 86 | |
| Fibromyalgia | 250 | 82 | |
| Back pain | 69 | 16 | |
| Pain in lower back | 38 | 10 |
Common side effects
| Side effect | Patients | Percentage |
|---|---|---|
| Constipation | 64 | |
| Drowsiness | 31 | |
| Nausea | 22 | |
| Dizziness | 13 | |
| Sleepiness | 12 | |
| Lightheadedness | 11 |
Side effect severity
| Severity | Evaluations | Percentage |
|---|---|---|
| Severe | 32 | |
| Moderate | 86 | |
| Mild | 153 | |
| None | 176 |
Member evaluations
freka
evaluated on Oct 22, 2012
- Perceived effectiveness for breakthrough pain: Moderate
- Side effects: None
kyssme77
evaluated on Sep 27, 2012
- Perceived effectiveness for fibromyalgia: Major
- Side effects: None
jmellow
evaluated on Feb 05, 2011
- Perceived effectiveness for Cluster Headaches, migraines, back pain: Moderate
- Side effects: Mild