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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.
Marijuana, or marihuana, is a name for the cannabis plant, and more specifically, a drug preparation from it. [ 1 ] [ 2 ] [ 3 ] "Marijuana" as a term varies in usage, definition and legal application around the world. [ 4 ]
Δ 9-tetrahydrocannabinol (THC) Cannabis sativa, scientific drawing from c. 1900. Although the main psychoactive constituent of Cannabis is tetrahydrocannabinol (THC), the plant is known to contain more than 500 compounds, among them at least 113 cannabinoids; however, most of these "minor" cannabinoids are only produced in trace amounts. [10]
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]
Latin, or scientific name for the entire plant hemp, legally named marijuana, marihuana, ganja or Indian hemp in some jurisdictions. There are many other names for cannabis, [12] including commonly used terms grass, weed, and ganja. [2] Three recognized sub-species [13] include: Cannabis indica; Cannabis ruderalis; Cannabis sativa
Marijuana has a lower potential for abuse than other drugs that are subjected to the same restrictions, with some scientific support for its use as a medical treatment, researchers from the US ...
There is a slight increase in dose proportionality in terms of peak and area-under-the-curve levels of THC with increasing oral doses over a range of 2.5 to 10 mg. [22] A high-fat meal delays time to peak concentrations of oral THC by 4 hours on average and increases area-under-the-curve exposure by 2.9-fold, but peak concentrations are not ...
Only now, science is suggesting marijuana isn't all bad as might have been previously believed. See more special coverage on marijuana: The dark side of pot you don't always hear about