Cocaine is a street drug that has been and continues to be extremely popular throughout the United States. This substance, which comes in white powder form and is usually snorted. Its goes by the street name "Charlie". Coke” or "Blow". Someone abusing cocaine will experience an energetic, euphoric high for about 20 minutes before it wears off, they rub it on their gums which will cause numbness and extensive clinching of the Jaw. As a result, most cocaine users abuse this substance back-to-hack to maintain that high. Unfortunately, using cocaine this frequently' quickly leads to dependence and potential overdose.