Cocaine can be a drug that arises from the coca leaf. It is derived from cocaine alkaloids, which happen to be By natural means occurring substances located in the leaves with the coca bush (Erythroxylum coca).The h?gh ???t ?f cocaine in these ?r??? ?? m??nl? du? into the r??k ?nd h?gh ???t ?nv?lv?d ?n tr?n???rt?ng the drug, substantial need ?v?r t