CNS activity: Ritalin (methylphenidate) stimulate CNS activity ( sympathetic effect- tachycardia). Have been use for hypersomnolence. Ritalin (methylphenidate) it's been linked to serotonin, a naturally occurring chemical on the brain that appear to inhibit behavior and activity. Studies showed that adhd symptoms can decrease by raising the level of serotonin in the brain.
Answered 7/1/2014
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