| Purpose | Patients | Evaluations | Perceived Effectiveness |
|---|---|---|---|
| Muscle spasms | 1,563 | 668 | |
| Fibromyalgia | 1,296 | 514 | |
| Pain | 857 | 315 | |
| Myofascial pain syndrome | 301 | 42 | |
| Stiffness/spasticity | 165 | 64 |
Common side effects
| Side effect | Patients | Percentage |
|---|---|---|
| Drowsiness | 154 | |
| Sleepiness | 71 | |
| Dry mouth | 62 | |
| Excessive daytime sleepiness (somnolence) | 29 | |
| Fatigue | 29 | |
| Constipation | 26 |
Side effect severity
| Severity | Evaluations | Percentage |
|---|---|---|
| Severe | 78 | |
| Moderate | 222 | |
| Mild | 411 | |
| None | 602 |