CNS stimulant

Pronunciation

Definition 1

A type of drug that increases the levels of certain chemicals in the brain and increases alertness, attention, energy, and physical activity. CNS stimulants also raise blood pressure and increase heart rate and breathing rate. They are used to treat depression, attention deficit hyperactivity disorder (a disorder in which a person has problems paying attention, controlling actions, and remaining still or quiet), and narcolepsy (a sleep disorder). Also called central nervous system stimulant. (NCI Dictionary)

Definition 2

Any agent capable of having a stimulating effect on the central nervous system (CNS). (NCI Thesaurus)

Definition 3

In medicine, a family of drugs used to treat depression, attention-deficit disorder (a common disorder in which children are inattentive, impulsive, and/or over-active), and narcolepsy (a sleep disorder that causes uncontrollable sleepiness). Stimulants increase brain activity, alertness, attention, and energy. They also raise blood pressure and increase heart rate and breathing rate. (NCI Dictionary)

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