Source:http://linkedlifedata.com/resource/umls/id/C0002763
MSH: A loosely defined group of drugs that tend to increase behavioral alertness, agitation, or excitation. They work by a variety of mechanisms, but usually not by direct excitation of neurons. The many drugs that have such actions as side effects to their main therapeutic use are not included here.,NCI: Any agent capable of having a stimulating effect on the central nervous system (CNS).,CSP: loosely defined group of drugs that tend to increase behavioral alertness, agitation, or excitation.,NCI: 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.