| Purpose | Patients | Evaluations | Perceived Effectiveness |
|---|---|---|---|
| Improve communication | 2 | 0 | |
| Amyotrophic lateral sclerosis | 1 | 1 | |
| Epilepsy | 1 | 1 |
Common side effects
| Side effect | Patients | Percentage |
|---|---|---|
| Nonepileptic seizures | 1 |
Side effect severity
| Severity | Evaluations | Percentage |
|---|---|---|
| Severe | 1 | |
| Moderate | 0 | |
| Mild | 0 | |
| None | 1 |