Used primarily in the management of alcohol and opioid dependence, this compound acts as a competitive antagonist at opioid receptors. It helps reduce cravings and the pleasurable effects associated with alcohol and opioids, supporting long-term recovery. It is commonly used in oral form for maintenance therapy in detoxified individuals. Also utilized in extended-release injectable formulations to improve treatment adherence. Investigated for use in treating pathological gambling, eating disorders, and certain inflammatory conditions due to its modulatory effects on the immune system and central nervous pathways.