psychoactive drugs that increase central nervous system activity. (222)
Any drugs that activate, enhance or increase neural activity of the CNS. Includes the amphetamines, caffeine, cocaine, nicotine and synthetic appetite-suppressants. Some other drugs such as antidepressants and certain opioids have stimulant effects in high doses or after chronic use.
Drugs that increase the activity of motivational centers and decrease activity of inhibitory centers in the central nervous system, providing a sense of energy and well-being.
Agents that stimulate nerves to normal action. Some act on the general nervous system; others on special nerves.
substances which cause psychomotor, intellectual and/or stimulation of the senses; typical representatives are cocaine, amphetamine, strychnine and nicotine
are capable of exciting the vital energy, whether as exerted in sensation or motion.
Chemical compounds that elevate mood, induce euphoria, increase alertness, reduce fatigue, and in high doses, produce irritability, anxiety, and a pattern of psychotic behavior. Stimulants include amphetamines, nicotine, caffeine, and cocaine.
An agent, especially a chemical agent such as caffeine, that temporarily arouses or accelerates physiological or organic activity.
Drugs that enhance the activity of the brain and lead to increased heart rate, blood pressure, and respiration; used to treat only a few disorders, such as narcolepsy and attention-deficit hyperactivity disorder.
These drugs act to stimulate certain chemicals in the brain. Some of the ways that these drugs can affect the body include increasing alertness, heart rate, blood pressure, and breathing rate.
Stimulants are drugs that speed up the functioning of the central nervous system. Stimulants include caffeine, nicotine, amphetamines and cocaine.
Drugs that increase the activity of the nervous system, causing wakefulness.
A class of drugs that elevates mood, increases feelings of well-being, and increases energy and alertness. These drugs also produce euphoria and are powerfully rewarding. Stimulants include cocaine, methamphetamine, and methylphenidate (Ritalin). timulus Any object or action that penetrates awareness or excites an animal to respond.
Amphetamines "speed," cocaine, nicotine and caffeine
A class of drugs, including Ritalin, used to treat people with autism. They may make children calmer and better able to concentrate, but they also may limit growth or have other side effects.
drugs that produce nervous system excitement; including cocaine, caffeine, and amphetamines
Psychoactive drugs that increase arousal. Amphetamines, cocaine, and caffeine are examples.