A group of man-made drugs that stimulate the central and peripheral nervous systems. After cannabis, ecstasy and amphetamines are the most used illegal drugs in the EU, and tackling their use is a priority in the EU drugs action plan. (See drugs)
Amphetamine, dextroamphetamine, methamphetamine, and their various salts are collectively referred to as amphetamines. In fact, their chemical properties and actions are so similar that even experienced users have difficulty knowing which drug they have taken. Methamphetamine is the most commonly abused.
A category of CNS stimulants that include amphetamine (commonly known as 'speed'), methamphetamine (speed, crystal, meth, ice) as well as d-amphetamine and prescription drugs (e.g. Ritalin). Effects include wakefulness, perceived increase in awareness and greater energy. Other effects may include dilation of the pupils, tachycardia, elevated blood pressure, sweating, chills, loss of appetite, nausea or vomiting. Exaggerated behaviours associated with use include aggression, agitation and impaired judgement. Chronic use can result in permanent personality and behavioural changes (WHO, 1994). Commonly called go-ey, speed, go-fast, crystal, amphetts, ox blood (mixed with iodine), dexies, uppers, pep pills, quick, fast, ice.
Amphetamines are stimulants or "uppers. . usually made synthetically in illegal labs. The effects --stimulation of the central nervous system; a sense of well-being and higher energy; a release of social inhibitions; and feelings of cleverness, competence, and power -- are similar to the effects of cocaine, but last longer. The term "amphetamine. . refers to a large class of stimulants: amphetamines (black beauties, white bennies), dextroamphetamines (dexies, beans), and methamphetamines (crank, meth, crystal, speed). They can be taken orally, injected, smoked, or snorted. Chronic use can cause paranoia, picking at the skin, auditory and visual hallucinations, and extremely violent and erratic behavior.
A group of stimulant medications which help increase attention and decrease restlessness in patients who are overactive, unable to concentrate for very long or are easily distracted, or have unstable emotions.