• Psychoactive drug - Wikipedia, the free encyclopedia

    en.wikipedia.org/wiki/Psychoactive_drug Psychoactive drug use can be traced to prehistory. There is archaeological evidence of the use of psychoactive substances (mostly plants) dating back at least 10,000 ...
  • Psychoactive substance - definition of psychoactive substance ...

    www.thefreedictionary.com/psychoactive+substance The new psychoactive substance has been linked with two deaths in Germany and four in Sweden in the past 10 months, along with 16 "nonfatal intoxications".
  • Psychoactive drug - ScienceDaily

    www.sciencedaily.com/terms/psychoactive_drug.htm A psychoactive drug or psychotropic substance is a chemical substance that acts primarily upon the central nervous system where it alters brain function, resulting in ...
    • Psychoactive Drugs Overview - Psychology

      psychology.about.com/od/psychoactivedrugs/tp/psychoactive-drugs.htm Psychoactive drugs are chemical substances that affect the brain functioning, causing changes in behavior, mood and consciousness.
    • WHO | Psychoactive substances

      www.who.int/substance_abuse/terminology/psychoactive_substances/en Psychoactive substances. Psychoactive substances are substances that, when taken in or administered into one's system, affect mental processes, e.g. cognition or affect.
    • psychoactive substances - GreenFacts

      www.greenfacts.org/en/psychoactive-drugs Psychoactive drugs are substances that can alter the consciousness, mood, and thoughts of those who use them. Examples include tobacco, alcohol, cannabis ...
    • Psychoactive Substances Act 2013 - Wikipedia, the free ...

      en.wikipedia.org/wiki/Psychoactive_Substances_Act_2013 The Psychoactive Substances Act 2013 is a law in New Zealand. It allows the legal sale of psychoactive substances such as party pills and legal highs by offering ...
    • WHO | Psychoactive substances

      www.who.int/substance_abuse/publications/psychoactives/en Psychoactive substances Guidelines for the identification and management of substance use and substance use disorders in pregnancy. These guidelines contain ...
    • Psychoactive Drugs and Their Classifications

      facweb.northseattle.edu/troot/HEA150/.../hea150_wk8_drug_classifications.pdf Psychoactive Drugs and Their Classifications A PowerPoint presentation (no narration) containing some of this information is available at the below web page.
    • Psychoactive substance | definition of ... - Medical Dictionary

      medical-dictionary.thefreedictionary.com/psychoactive+substance 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 ...