psychoactive drug

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Related to Psychoactivity: psychoactive drug, Psychoactive substances

psychoactive drug

Substance abuse An agent that provides pleasure or ameliorates pain, and may cause physical dependence and tolerance, with a tendency to ↑ dose in order to achieve the same effect; use of non-prescribed psychoactive agents may be 'social' or casual, or evolve into frank addiction; in descending order of addictive potential cocaine/'crack', amphetamines, opiates, nicotine, alcohol, benzodiazepine, barbiturates, cannabis, hallucinogens, caffeine Therapeutics An agent that improves the ability to function appropriately in clinical settings–eg, psych ward, nursing home Types Antidepressants–eg, desipramine, nortryptyline, antipsychotics–eg, haloperidol, thioridazine, benzodiazepines–eg, lorazepam, diazepam, and other hypnotics–eg, diphenhydramine

psy·cho·ac·tive drug

(sīkō-aktiv drŭg)
Pharmacotherapeutic agent that possesses action to alter mood, behavior, cognitive processes, or mental stress.
References in periodicals archive ?
Incensole acetate, an incense component, elicits psychoactivity by activating TRPV3 channels in the brain.
2008 Incensole acetate, anincense component, elicits psychoactivity by activating TRPV3 channels in the brain.
The psychoactivity of ibotenic acid has been pegged at 1 mg/kg (Ott 1993), making Waser's dose a very light one.
In DSM-IV and DSM-IV-TR there is no explicit requirement that dependence-producing substances be psychoactive; however, as already mentioned, the steroid literature tends to use the earlier version of the DSM and maintains the view that psychoactivity is a crucial issue.
Preliminary human trials have shown that lophophine has some psychoactivity in the 150 to 250 milligram range, but the full active dosage has not yet been determined (Shulgin 1991, 1979, 1976).
5) American-grown cannabis sativa was thought to have negligible psychoactivity, being thereby distinguished from medical-grade cannabis indica, which was imported from India via England.