Alcohol craving has increasingly been considered an important issue in alcohol use disorders in the last decade. Biologic studies on alcohol craving were mainly focused on neurobiology, genetics and pharmacological treatment of this condition. In this report, we started from receptor systems, than we explained genetics and epigenetics of alcohol craving. At last, we described the main drugs currently used in the treatment of alcohol craving. Other potential drugs and future choices for treating alcohol craving were also described.