A psychostimulant is a substance that enhances locomotor behavior. Examples of psychostimulants include amphetamine, methamphetamine,cite web |url= |title=Dorlands Medical Dictionary:psychostimulant |format= |work= |accessdate=] cocaine, methylphenidate, and arecoline, the most widely used psychostimulant. [cite journal |author=Gupta PC, Ray CS |title=Epidemiology of betel quid usage |journal=Ann. Acad. Med. Singap. |volume=33 |issue=4 Suppl |pages=31–6 |year=2004 |month=July |pmid=15389304 |doi= |url=]

Nicotine and caffeine are not considered psychostimulants because they do not enhance locomotor behavior in rodents.cite journal |author=Sulzer D, Sonders MS, Poulsen NW, Galli A |title=Mechanisms of neurotransmitter release by amphetamines: a review |journal=Prog. Neurobiol. |volume=75 |issue=6 |pages=406–33 |year=2005 |pmid=15955613 |doi=10.1016/j.pneurobio.2005.04.003]

Psychostimulants are often potent modulators of dopamine signaling, often affecting the activity of monoamine transporters such as the dopamine transporter and vesicular monoamine transporters. [cite journal |author=Riddle EL, Fleckenstein AE, Hanson GR |title=Role of monoamine transporters in mediating psychostimulant effects |journal=The AAPS journal |volume=7 |issue=4 |pages=E847–51 |year=2005 |pmid=16594636 |doi=10.1208/aapsj070481]


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  • psychostimulant — see psycho …   Useful english dictionary

  • Psychostimulant — Un psychostimulant est un stimulant du fonctionnement du cerveau (cf. psychoanaleptique). Portail de la médecine …   Wikipédia en Français

  • psychostimulant — 1. adjective Tending to increase mental alertness and awareness a psychostimulant effect 2. noun A drug that acts to temporarily increase mental alertness or awareness Syn …   Wiktionary

  • psychostimulant — An agent with antidepressant or mood elevating properties. SYN: psychormic. * * * psy·cho·stim·u·lant stim yə lənt n or adj ANTIDEPRESSANT * * * psy·cho·stim·u·lant (si″ko stimґu lənt) 1. producing a transient increase in psychomotor… …   Medical dictionary

  • psychostimulant — /saɪkoʊˈstɪmjələnt/ (say suykoh stimyuhluhnt) noun 1. an antidepressant or mood altering drug. –adjective 2. of or relating to such a drug …   Australian English dictionary

  • psychostimulant — A drug that causes a sense of well being, decreases fatigue and depression, and increases the desire to eat. These drugs can also cause mood changes and trouble with sleeping …   English dictionary of cancer terms

  • Психостимуляторы в лечении детей (psychostimulant treatment for children) — Медикаментозное лечение обычно руководствуется простой логикой. Выписывается рецепт. Предполагается наличие согласия пациента, и через регулярные промежутки времени пациенту предоставляется возможность сообщить, что его состояние стало лучше,… …   Психологическая энциклопедия

  • psychostimulante — ● psychostimulant, psychostimulante adjectif psychostimulant nom masculin Se dit d une substance psychoanaleptique (amphétamine, caféine, etc.) qui stimule la vigilance …   Encyclopédie Universelle

  • Methylphenidate — Concerta redirects here. For the musical composition, see Concerto. For the implantable defibrillator named Medtronic Concerto, see defibrillator. Methylphenidate …   Wikipedia

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