This second edition highlights the research effort that has been mounted to discover the most effective way of helping cocaine-dependent patients. It covers an identification of cocaine, different modes of use, its effects on the brain and other organs, and its psychological and social consequences for users and those around them. This book also covers cocaine addiction, how it happens, who is at risk, how to treat it and how to find help. It contains a list of commonly-asked questions about the drug and a self-test to determine if you are dependent.