Mescaline of the genus "Echinopsis" are technically controlled substances under the Controlled Substances Act, they are commonly sold publicly as ornamental plants. In the United Kingdom, mescaline in purified powder form is a Class A drug. However, dried cactus can be bought and sold legally. Mescaline is considered a schedule 9 substance in Australia under the Poisons Standard (October 2015). A schedule 9 substance is classified as "Substances with a high potential for causing harm at low exposure and which require special precautions during manufacture, handling or use. These poisons should be available only to specialised or authorised users who have
Visnagin Visnagin Visnagin is an organic chemical compound with the molecular formula CHO It is a furanochromone, a compound derivative of chromone (1,4-benzopyrone) and furan. "Ammi visnaga", the main source for visnagin, has been used in traditional medicine in the Middle East to ease urinary tract pain associated with kidney stones and to promote stone passage. Visnagin naturally occurs in "Ammi visnaga", a species of flowering plant in the carrot family known by many common names, including bisnaga, toothpickweed, and khella. Visnagin-containing khella seeds are usually found mainly in Middle East countries such as Egypt and Turkey and also in Northern