| Purpose | Patients | Evaluations | Perceived Effectiveness |
|---|---|---|---|
| Muscle spasms | 1,570 | 665 | |
| Fibromyalgia | 1,300 | 512 | |
| Pain | 860 | 310 | |
| Myofascial pain syndrome | 301 | 42 | |
| Stiffness/spasticity | 165 | 64 |
Common side effects
| Side effect | Patients | Percentage |
|---|---|---|
| Drowsiness | 153 | |
| Sleepiness | 70 | |
| Dry mouth | 62 | |
| Excessive daytime sleepiness (somnolence) | 29 | |
| Fatigue | 29 | |
| Constipation | 26 |
Side effect severity
| Severity | Evaluations | Percentage |
|---|---|---|
| Severe | 76 | |
| Moderate | 220 | |
| Mild | 409 | |
| None | 606 |