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Marihuana prensada ('pressed marijuana') is a cannabis-derived product widespread among the lower classes of South America, [189] especially from the 90s. Locally it is known as "paraguayo" or "paragua", since its main producer is Paraguay. [190] Marijuana is dried and mixed with binding agents that make it toxic and highly harmful to health. [191]
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 ...
Similarly, adopting the view that any (recreational) use of cannabis or substituted amphetamines constitutes drug abuse implies a decision made that the substance is harmful, even in minute quantities. [16] In the U.S., drugs have been legally classified into five categories; these are schedule I, II, III, IV, or V in the Controlled Substances ...
Cannabis also has a long history of being used for medicinal purposes, and as a recreational drug known by several slang terms, such as marijuana, pot or weed. Various cannabis strains have been bred, often selectively to produce high or low levels of tetrahydrocannabinol (THC), a cannabinoid and the plant's principal psychoactive constituent.
Critics of drug prohibition point to laws against marijuana as a cause for the popularity of synthetic products, and argue that cannabis legalization reduces demand for substitutes. [ 56 ] [ 57 ] [ 58 ] The drug is most commonly used in populations that cannot easily acquire or consume marijuana, such as teenagers, inmates, [ 59 ] [ 60 ] people ...
The drug or other substance has a high potential for abuse. The drug or other substance has no currently accepted medical use in treatment in the United States. There is a lack of accepted safety for use of the drug or other substance under medical supervision. The complete list of Schedule I substances is as follows. [1]
Tetrahydrocannabinol (THC) is a cannabinoid found in cannabis. [9] It is the principal psychoactive constituent of cannabis and one of at least 113 total cannabinoids identified on the plant.
Substances involved with drug addiction include alcohol, nicotine, marijuana, opioids, cocaine, amphetamines, and even foods with high fat and sugar content. [33] Addictions can begin experimentally in social contexts [34] and can arise from the use of prescribed medications or a variety of other measures. [35]