| Purpose | Patients | Evaluations | Perceived Effectiveness |
|---|---|---|---|
| Fibromyalgia | 5 | 1 | |
| Pain | 4 | 1 | |
| Nerve pain (neuralgia) | 2 | 2 | |
| Complex regional pain syndrome type I | 1 | 1 | |
| Difficulty falling asleep | 1 | 0 |
Common side effects
| Side effect | Patients | Percentage |
|---|---|---|
| Brain fog | 1 | |
| Constipation | 1 | |
| Excessive daytime sleepiness (somnolence) | 1 | |
| Migraine headaches | 1 |
Side effect severity
| Severity | Evaluations | Percentage |
|---|---|---|
| Severe | 0 | |
| Moderate | 2 | |
| Mild | 0 | |
| None | 1 |