| Purpose | Patients | Evaluations | Perceived Effectiveness |
|---|---|---|---|
| Epilepsy | 2,420 | 417 | |
| Migraine headaches | 1,501 | 569 | |
| Cluster headaches | 405 | 65 | |
| Borderline personality disorder | 324 | 38 | |
| Migraine | 222 | 56 |
Common side effects
| Side effect | Patients | Percentage |
|---|---|---|
| Weight loss | 109 | |
| Decreased appetite | 64 | |
| Hands tingling | 64 | |
| Memory problems | 62 | |
| Brain fog | 60 | |
| Feet tingling | 60 |
Side effect severity
| Severity | Evaluations | Percentage |
|---|---|---|
| Severe | 293 | |
| Moderate | 398 | |
| Mild | 323 | |
| None | 452 |