Marijuana (also spelled marihuana) is a psychoactive drug made from the dried leaves and flowering parts of the hemp plant. It is one of the most strictly classified illegal drugs in the United States. Under the 1970 Controlled Substances Act, marijuana is listed as a Schedule I substance, which defines it as having “a high potential for abuse” and “no currently accepted medical use.” Marijuana is therefore classified more severely than cocaine and morphine, which as Schedule II drugs are also banned for general use, ....