Stimulants are a class of drugs that enhance the activity of the nervous system. As a result, they enhance alertness and attention and reduce fatigue and hyperactivity.


Stimulants are prescribed to treat Attention-Deficit/Hyperactivity Disorder and Narcolepsy. Vyvanse is also used to treat Binge Eating Disorder.


Ritalin or Concerta (Methylphenidate): acts by increasing the amount of dopamine and norepinephrine in the body.

Focalin (Dexmethylphenidate): blocks repudiate of dopamine and norepinephrine.

Adderall (Amphetamine): increases the activity of norepinephrine and dopamine in the brain.

Vyvanse (Lisdexamfetamine): blocks reuptake of norepinephrine and dopamine and increases its levels. Its effects last longer than that of Adderall, therefore reducing potential for abuse.

Strattera (Atomoxetine): blocks reuptake of (thereby increasing the amount of) norepinephrine. It is also considered to be less addictive.

Common Side Effects:

Appetite loss, growth suppression, anorexia (Vyvanse), insomnia, irritability/anxiety, insomnia, tics, and obsessive-compulsive symptoms.

“Drug holidays” are recommended to deal with the side effects.