It is a controlled substance in some countries, such as Canada, Germany, the United Kingdom, and the United States, while its production, sale, and consumption are legal in other nations, including Djibouti, Kenya, Uganda, Ethiopia, Somalia and Yemen.
Khat goes by various traditional names, such as kat, qat, qaad, ghat, chat, Abyssinian Tea, Somali Tea, Miraa, Arabian Tea, and Kafta in its endemic regions of the Horn of Africa and the Arabian Peninsula.
It may also be used by farmers and labourers for reducing physical fatigue or hunger, and by drivers and students for improving attention.
In recent years, however, improved roads, off-road motor vehicles, and air transportation have increased the global distribution of this perishable commodity, and as a result, the plant has been reported in England, Wales, Rome, Amsterdam, Canada, Israel, Australia, New Zealand, Water consumption is high and groundwater levels in the Sanaa basin are diminishing, so government officials have proposed relocating large portions of the population of Sana'a to the coast of the Red Sea.contraindications It should not be used during pregnancy and lactation, in children, or in those with known hypersensitivity.People with renal, cardiac, or hepatic disease also should avoid its use.One reason for khat being cultivated in Yemen so widely is the high income it provides for farmers.Some studies done in 2001 estimated that the income from cultivating khat was about 2.5 million Yemeni rials per hectare, while fruits brought only 0.57 million rials per hectare.The shrub's flowers are produced on short axillary cymes that are 4–8 cm (1.6–3.1 in) in length. The samara fruit is an oblong, three-valved capsule, which contains one to three seeds.