TABLE 1.
Clinical information of the patients according to the Cornell Dysthymia Rating Scale
| Item | Combination therapy (paroxetine, duloxetine, mirtazapine, and bromazepam) | Lamotrigine |
|---|---|---|
| Depressed mood | 4 | 1 |
| Lack of interest or pleasure | 3 | 0 |
| Pessimism | 2 | 0 |
| Suicidal ideation | 0 | 0 |
| Low self‐esteem | 3 | 1 |
| Guilt | 2 | 0 |
| Helplessness | 3 | 0 |
| Social withdrawal | 3 | 0 |
| Indecisiveness | 2 | 0 |
| Low attention and concentration | 3 | 0 |
| Psychic anxiety | 4 | 1 |
| Somatic anxiety | 3 | 0 |
| Worry | 3 | 1 |
| Irritability or excessive anger | 2 | 0 |
| Somatic general | 3 | 0 |
| Low productivity | 3 | 0 |
| Low energy | 4 | 0 |
| Low sexual interest, activity | 2 | 0 |
| Sleep disturbance | 3 | 1 |
| Diurnal mood variation | 3 | 1 |
| Total | 55 | 6 |
After switching to lamotrigine monotherapy, the symptoms have improved and continued remission for a long time.