Addiction medicine deals with patients suffering from a wide variety of addiction problems. It aims to free people from their addictions while providing support, counseling, and mental health services. Medical professionals who work in addiction medicine can help patients work through the detoxification process as well as provide harm reduction tactics and rehabilitation services. They may also treat conditions like hepatitis and HIV, which are related to addiction issues. This type of medicine is often associated with public health.

A neurologist is a medical professional who specializes in the study and treatment of disorders that affect the brain and nervous system. The nervous system controls and regulates activity and movement in the body. If the nervous system is not functioning properly, the body cannot function. It is the job of a neurologist to find and correct any problems in the nervous system.