| Purpose | Patients | Evaluations | Perceived Effectiveness | 
|---|---|---|---|
| Attention deficit/hyperactivity disorder | 2,030 | 724 | |
| Fatigue | 825 | 542 | |
| Problems concentrating | 610 | 407 | |
| Attention deficit disorder | 171 | 88 | |
| Excessive daytime sleepiness (somnolence) | 94 | 76 | 
Common side effects
| Side effect | Patients | Percentage | 
|---|---|---|
| Decreased appetite | 103 | |
| Dry mouth | 85 | |
| Anxious mood | 48 | |
| Insomnia | 48 | |
| Weight loss | 47 | |
| Headaches | 39 | 
Side effect severity
| Severity | Evaluations | Percentage | 
|---|---|---|
| Severe | 83 | |
| Moderate | 258 | |
| Mild | 545 | |
| None | 569 | 
Member evaluations
RHP
evaluated on Oct 07, 2009
- Perceived effectiveness for loss of energy: Moderate
 - Side effects: None
 
Wilivy
evaluated on Apr 12, 1996
- Perceived effectiveness for excessive daytime sleepiness (somnolence): Major
 - Side effects: Moderate
 
Wen
evaluated on Aug 18, 2009
- Perceived effectiveness for fatigue: Moderate
 - Side effects: None