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  1. en.wikipedia.org › wiki › StimulantStimulant - Wikipedia

    Abuse of central nervous system (CNS) stimulants is common. Addiction to some CNS stimulants can quickly lead to medical, psychiatric, and psychosocial deterioration. Drug tolerance, dependence, and sensitization as well as a withdrawal syndrome can occur. Stimulants may be screened for in animal discrimination and self-administration models ...

  2. en.wikipedia.org › wiki › DepressantDepressant - Wikipedia

    Stimulants or "uppers" increase mental and/or physical function, hence the opposite drug class of depressants is stimulants, not antidepressants. Depressants are widely used throughout the world as prescription medicines and as illicit substances. Alcohol is a very prominent depressant.

  3. Farmacodinámica. Si bien el mecanismo de acción de mirtazapina (como el de otros antidepresivos) no está totalmente dilucidado, la evidencia existente sugiere que mirtazapina refuerza la actividad serotoninérgica y noradrenérgica central.