It is a guidance tool for physicians to learn and provide care to people/patients with addiction problems. This app is meant for qualified physicians/medical doctors/specialists (MBBS or above) to assist them in understanding and managing common addictive disorders. This is primarily based on the "Standard treatment guidelines for the management of substance use disorders and behavioural addiction" book. Medicine is an ever-changing science. The authors and the publisher of this app have checked with sources believed to be reliable in their efforts to provide information that is complete and generally in accord with the standards accepted at the time of publication of this app. Physicians (intended users of the app) are advised to use their clinical judgment and accordingly apply the knowledge.