Assertion: methylphenidate's side effect | /r/HasProperty | wakefulness
Facets:
value: at normal therapeutic doses
type: TEMPORAL
Source sentences:
text: At normal therapeutic doses, the most common psychological side effects of amphetamine include increased alertness, apprehension, concentration, initiative, self-confidence and sociability, mood swings (elated mood followed by mildly depressed mood), insomnia or wakefulness, and decreased sense of fatigue.