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A dried cannabis flower. The short-term effects of cannabis are caused by many chemical compounds in the cannabis plant, including 113 [clarification needed] different cannabinoids, such as tetrahydrocannabinol, and 120 terpenes, [1] which allow its drug to have various psychological and physiological effects on the human body.
THC is an active ingredient in nabiximols, a specific extract of Cannabis that was approved as a botanical drug in the United Kingdom in 2010 as a mouth spray for people with multiple sclerosis to alleviate neuropathic pain, spasticity, overactive bladder, and other symptoms.
The Δ 9 isomer of THCP occurs naturally in cannabis, but in small amounts.A 2021 study reported the content of Δ 9-THCP ranging from 0.0023% to 0.0136% (w/w) (approximately 0.02–0.13 mg/g) without correlation to THC percentage in Δ 9-THC-dominant strains of cannabis; that study failed to detect THCP in CBD-dominant strains.
At least 85 people developed symptoms after eating food contaminated with THC served at Famous Yeti's Pizza in Dane County, according to a report released this week.. THC, or delta-9 ...
Cannabis, called má 麻 (meaning "hemp; cannabis; numbness") or dàmá 大麻 (with "big; great") in Chinese, was used in Taiwan for fiber starting about 10,000 years ago. [73] The botanist Hui-lin Li wrote that in China, "The use of Cannabis in medicine was probably a very early development. Since ancient humans used hemp seed as food, it was ...
A 2012 review examining the relation of cancer and cannabis found little direct evidence that cannabinoids found in cannabis, including THC, are carcinogenic. Cannabinoids are not mutagenic according to the Ames test. However, cannabis smoke has been found to be carcinogenic in rodents and mutagenic in the Ames test.
A 2015 review found that the use of high CBD-to-THC strains of cannabis showed significantly fewer positive symptoms, such as delusions and hallucinations, better cognitive function and both lower risk for developing psychosis, as well as a later age of onset of the illness, compared to cannabis with low CBD-to-THC ratios. [145]
CBD shares a precursor with THC and is the main cannabinoid in CBD-dominant Cannabis strains. CBD has been shown to play a role in preventing the short-term memory loss associated with THC. [29] There is tentative evidence that CBD has an anti-psychotic effect, but research in this area is limited. [30] [24]