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Definition. [] A stimulant is an overarching term that covers many drugs including those that increase the activity of the central nervous system and the body, [1] drugs that are pleasurable and invigorating, or drugs that have sympathomimetic effects. [2] Sympathomimetic effects are those effects that mimic or copy the actions of the ...
[27] [80] Amphetamine and other ADHD stimulants also improve task saliency (motivation to perform a task) and increase arousal (wakefulness), in turn promoting goal-directed behavior. [27] [81] [82] Stimulants such as amphetamine can improve performance on difficult and boring tasks and are used by some students as a study and test-taking aid.
Amphetamine type stimulants (ATS) are a group of synthetic drugs that are chemical derivatives of the parent compound alpha-methylphenethylamine, also known as amphetamine. Common ATS includes amphetamine, methamphetamine, ephedrine, pseudoephedrine, 3,4-methylenedioxymethamphetamine (MDMA), 3,4-methylenedioxyamphetamine (MDA) and 3,4 ...
A psychoactive drug, mind-altering drug, or consciousness-altering drug is a chemical substance that changes brain function and results in alterations in perception, mood, consciousness, cognition, or behavior. [1] The term psychotropic drug is often used interchangeably, while some sources present narrower definitions.
Sympathomimetic drugs (also known as adrenergic drugs and adrenergic amines) are stimulant compounds which mimic the effects of endogenous agonists of the sympathetic nervous system. Examples of sympathomimetic effects include increases in heart rate, force of cardiac contraction, and blood pressure. [1] The primary endogenous agonists of the ...
Aricept ( donepezil) – used to slow the progression of Alzheimer's disease. Ativan ( lorazepam) – a benzodiazepine, used to treat anxiety. Asendin ( amoxapine) – an dibenzoxazepine antidepressant. Azstarys ( Serdexmethylphenidate / Dexmethylphenidate) - a long-acting CNS stimulant used to treat ADHD.
Systematic reviews and meta-analyses of clinical research using low doses of certain central nervous system stimulants found that these drugs may enhance cognition in healthy people. [13] [14] [15] In particular, the classes of stimulants that demonstrate possible cognition-enhancing effects in humans have evidence in vitro as direct agonists ...
Methamphetamine. Methamphetamine [note 1] (contracted from N-methylamphetamine) is a potent central nervous system (CNS) stimulant that is mainly used as a recreational drug and less commonly as a second-line treatment for attention deficit hyperactivity disorder and obesity. [23] Methamphetamine was discovered in 1893 and exists as two ...