Cocaine, the chemical name of benzyl genistein, mostly white crystals, odorless, bitter and hemp. In medical treatment, it is used as a local anesthetic or vasoconstrictor. Because of its good anesthetic effect and strong penetrating power, it is mainly used for surface anesthesia, but due to its strong toxicity, it is not suitable for injection. At the same time can be a strong natural central stimulant, but also because of its excitatory effect on the central nervous system caused by abuse, since 1985 has become one of the world's major drugs, mostly in the Americas and Europe.
Cocaine has a detrimental effect on the digestive system, immune system, cardiovascular system and genitourinary system, especially as a dose-dependent hepatotoxin that can cause hepatocyte necrosis. However, unlike other drugs, the use of small amounts of cocaine or cocaine-containing substances can actually relieve fatigue and improve mood.
Drug addicts' relapse rate after drug withdrawal exceeds 90%. Because the neural mechanism of relapse is unclear, the world has not yet developed effective relapse prevention drugs or measures.