Do you mean cocaine? Cocaine (benzoylmethyl ecgonine) is a crystalline tropane alkaliod that is obtained from the leaves of a coca plant. It is a stimulant of the centarl nervous system and an appetite suppressant. It affects the mesolimbic reward pathway and therefore cocaine is addictive . It is illegal for non-medicinal and non-government purposes in almost all parts of the world. Do you mean cocaine? Cocaine (benzoylmethyl ecgonine) is a crystalline tropane alkaliod that is obtained from the leaves of a coca plant. It is a stimulant of the centarl nervous system and an appetite suppressant. It affects the mesolimbic reward pathway and therefore cocaine is addictive . It is illegal for non-medicinal and non-government purposes in almost all parts of the world.