| Purpose | Patients | Evaluations | Perceived Effectiveness |
|---|---|---|---|
| Fibromyalgia | 39,501 | 2,571 | |
| Myalgic encephalomyelitis/chronic fatigue syndrome | 1,896 | 393 | |
| Pain | 1,589 | 785 | |
| Generalized anxiety disorder | 791 | 207 | |
| Nerve pain (neuralgia) | 560 | 253 |
Common side effects
| Side effect | Patients | Percentage |
|---|---|---|
| Weight gain | 644 | |
| Dizziness | 225 | |
| Blurry vision | 149 | |
| Fatigue | 148 | |
| Brain fog | 143 | |
| Problems concentrating | 122 |
Side effect severity
| Severity | Evaluations | Percentage |
|---|---|---|
| Severe | 922 | |
| Moderate | 946 | |
| Mild | 793 | |
| None | 883 |