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  2. Tetrahydrocannabinol - Wikipedia

    en.wikipedia.org/wiki/Tetrahydrocannabinol

    Although the chemical formula for THC (C 21 H 30 O 2) describes multiple isomers, [10] the term THC usually refers to the delta-9-THC isomer with chemical name (−)-trans-Δ 9-tetrahydrocannabinol. It is a colorless oil.

  3. Cannabis (drug) - Wikipedia

    en.wikipedia.org/wiki/Cannabis_(drug)

    Cannabis (/ ˈ k æ n ə b ɪ s /), [2] commonly known as marijuana (/ ˌ m æ r ə ˈ w ɑː n ə /), [3] weed, and pot, among other names, is a non-chemically uniform drug from the cannabis plant. Native to Central or South Asia, the cannabis plant has been used as a drug for both recreational and entheogenic purposes and in various ...

  4. Amphetamine - Wikipedia

    en.wikipedia.org/wiki/Amphetamine

    Amphetamine was discovered as a chemical in 1887 by Lazăr Edeleanu, and then as a drug in the late 1920s. It exists as two enantiomers: [note 3] levoamphetamine and dextroamphetamine. Amphetamine properly refers to a specific chemical, the racemic free base, which is equal parts of the two enantiomers in their pure amine forms. The term is ...

  5. MDMA - Wikipedia

    en.wikipedia.org/wiki/MDMA

    Since the mid-1990s, MDMA has become the most widely used amphetamine-type drug by college students and teenagers. [225]: 1080 MDMA became one of the four most widely used illicit drugs in the US, along with cocaine, heroin, and cannabis. [197] According to some estimates as of 2004, only marijuana attracts more first time users in the US. [197]

  6. List of psychoactive plants - Wikipedia

    en.wikipedia.org/wiki/List_of_psychoactive_plants

    Salvia divinorum, a dissociative hallucinogenic sage. This is a list of plant species that, when consumed by humans, are known or suspected to produce psychoactive effects: changes in nervous system function that alter perception, mood, consciousness, cognition or behavior.

  7. List of designer drugs - Wikipedia

    en.wikipedia.org/wiki/List_of_designer_drugs

    Substituted amphetamines are a chemical class of stimulants, entactogens, hallucinogens, and other drugs. They feature a phenethylamine core with a methyl group attached to the alpha carbon resulting in amphetamine, along with additional substitutions.

  8. Amphetamine type stimulant - Wikipedia

    en.wikipedia.org/wiki/Amphetamine_type_stimulant

    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 ...

  9. Psychoactive drug - Wikipedia

    en.wikipedia.org/wiki/Psychoactive_drug

    Examples: amphetamines, caffeine, cocaine, nicotine. Depressants reduce, or depress, activity and stimulation in the central nervous system. This category encompasses a spectrum of substances with sedative, soporific, and anesthetic properties, and include sedatives, hypnotics, and opioids.