Gastonia is the largest city in Gaston County, North Carolina, United States. In 2019, the population had increased to 77,273, which is a significant increase from the previous decade. Opioid use disorder has been a big problem in the world, and it is one in Gastonia as well. People who want to treat it medically may be a guest of any methadone clinic Gastonia NC for medication-assisted treatment provided by the experts at the clinic. As a matter of fact, all methadone clinics in North Carolina are required to be accredited by the Substance Abuse and Mental Health Services Administration. As known by many, methadone is an effective opioid agonist and it has been approved by the Food and Drug Administration for the treatment of opioid use disorder. On top of that, methadone is so effective that it has been included on the World Health Organization’s list of essential medications. Like any other medication, methadone is at the risk of being diverted to the illicit market. As a result, it is only to be taken in compliance with the instructions from a treatment expert at any of the clinics that are specialized for the methadone treatment.