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THC, the main psychoactive component of cannabis, may only be detectable in saliva and oral fluid for 2–24 hours in most cases. [8] [9] The main metabolite excreted in the urine is 11-Nor-9-carboxy-THC, also known as THC-COOH. Most cannabis drug tests yield a positive result when the concentration of THC-COOH in urine exceeds 50 ng/mL. [10]
In January 2008, the American College of Physicians called for a review of cannabis's Schedule I classification in its position paper titled "Supporting Research into the Therapeutic Role of Marijuana" It stated therein: "Position 4: ACP urges an evidence-based review of marijuana's status as a Schedule I controlled substance to determine ...
As an example the SAMHSA cutoffs for cannabinoids are 50 ng/ml for the immunoassay and 15 ng/ml as confirmed by GC/MS. [6] Immunoassays that do not conform with SAMHSA, featuring a cutoff of 20 ng/ml, have been shown to produce false positives from passive inhalation of marijuana smoke.
“This is especially notable given the availability” of products that contain very high levels of Delta 9 tetrahydrocannabinol (THC), the primary active compound in cannabis.
Stoners and scientists disagree on the answer. Some ask for a new system.
Two main questions arise in the law surrounding driving after having ingested cannabis: (1) whether cannabis actually impairs driving ability, and (2) whether the common practice of testing for THC (the main psychoactive substance in cannabis) is a reliable means to measure impairment. On the first question, studies are mixed.
Under Ohio law, only medical marijuana dispensaries can sell recreational product for the first two years of the program. While that may limit the number of vendors, there are still 130 medical ...
AK-47, also known simply as AK, is a cannabis strain with high THC content. It is a hybrid strain of cannabis that is sativa-dominant; it mixes Colombian, Mexican, Thai, and Afghan strains. A strong and popular strain, it has won multiple cannabis industry awards. The plant genetics of AK-47 have been studied scientifically. [1] [2]