Table 3.
Reported adverse events by patients
| Side effect | Mild | Moderate | Severe | Total |
|---|---|---|---|---|
| Dry mouth | 20 | 5 | 0 | 25 (8.3%) |
| Fatigue | 9 | 10 | 3 | 22 (7.3%) |
| Insomnia | 6 | 7 | 6 | 19 (6.3%) |
| Somnolence | 0 | 14 | 2 | 16 (5.3%) |
| Lethargy | 7 | 8 | 1 | 16 (5.3%) |
| Nausea | 11 | 3 | 2 | 16 (5.3%) |
| Concentration impairment | 10 | 4 | 1 | 15 (5.0%) |
| Headache | 9 | 4 | 2 | 15 (5.0%) |
| Confusion | 10 | 2 | 1 | 13 (4.3%) |
| Dizziness | 3 | 4 | 3 | 10 (3.3%) |
| Cognitive disturbance | 5 | 3 | 2 | 10 (3.3%) |
| Delirium | 5 | 4 | 0 | 9 (3.0%) |
| Decreased weight | 9 | 0 | 0 | 9 (3.0%) |
| Amnesia | 5 | 2 | 2 | 9 (3.0%) |
| Vertigo | 4 | 3 | 0 | 7 (2.3%) |
| Ataxia | 4 | 3 | 0 | 7 (2.3%) |
| Upper abdominal pain | 4 | 2 | 0 | 6 (2.0%) |
| Anorexia | 2 | 2 | 2 | 6 (2.0%) |
| Constipation | 4 | 1 | 0 | 5 (1.7%) |
| Dysgeusia | 2 | 2 | 1 | 5 (1.7%) |
| Anxiety | 1 | 1 | 3 | 5 (1.7%) |
| Tremor | 3 | 2 | 0 | 5 (1.7%) |
| Pharyngitis | 0 | 5 | 0 | 5 (1.7%) |
| Muscular weakness | 2 | 2 | 1 | 5 (1.7%) |
| Vomiting | 4 | 0 | 1 | 5 (1.7%) |