Opioid treatment refers to the use of medications, such as methadone, buprenorphine, or naltrexone, to help individuals who are addicted to opioids manage their dependence and reduce the risk of relapse. This type of treatment is often used as part of a comprehensive approach to substance use disorder, which may also include counseling, therapy, and support from healthcare professionals. Opioid treatment research focuses on evaluating the effectiveness of different medications and treatment approaches, as well as identifying strategies to improve access to care and outcomes for individuals with opioid addiction. This research area is critical in addressing the ongoing opioid crisis and reducing the negative impact of opioid use on individuals and communities.