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Author: Admin | 2025-04-28
And chromatographic techniques as part of a drug use testing program or in a forensic investigation.[58][59][60] There is ongoing research to create devices capable of detecting THC in breath.[61][62]THC, along with its double bond isomers and their stereoisomers,[63] is one of only three cannabinoids scheduled by the UN Convention on Psychotropic Substances (the other two are dimethylheptylpyran and parahexyl). It was listed under Schedule I in 1971, but reclassified to Schedule II in 1991 following a recommendation from the WHO. Based on subsequent studies, the WHO has recommended the reclassification to the less-stringent Schedule III.[64] Cannabis as a plant is scheduled by the Single Convention on Narcotic Drugs (Schedule I and IV). It is specifically still listed under Schedule I by US federal law[65] under the Controlled Substances Act for having "no accepted medical use" and "lack of accepted safety". However, dronabinol, a pharmaceutical form of THC, has been approved by the FDA as an appetite stimulant for people with AIDS and an antiemetic for people receiving chemotherapy under the trade names Marinol and Syndros.[66]In 2003, the World Health Organization Expert Committee on Drug Dependence recommended transferring THC to Schedule IV of the convention, citing its medical uses and low abuse and addiction potential.[67] In 2019, the Committee recommended transferring Δ9-THC to Schedule I of the Single Convention on Narcotic Drugs of 1961, but its recommendations were rejected by the United Nations Commission on Narcotic Drugs.[68]In the United States[edit]As of 2023, 38 states, four territories, and the District of Columbia in the United States allow medical use of cannabis (in which THC is the primary psychoactive component), with the exception of Georgia, Idaho, Indiana, Iowa, Kansas, Nebraska, North Carolina, South Carolina, Tennessee, Texas, Wisconsin, and Wyoming.[69] As of 2022, the U.S. federal government maintains cannabis as a schedule I controlled
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