What are Naltrexone Implants? Naltrexone is an opioid receptor antagonist, used in the treatment of opiate and alcohol dependencies. A naltrexone implant is a small device, implanted under local anesthesia, in the lower abdomen. Depending on the type of naltrexone implant used, it is effective for up to 3-6 months, slowly releasing controlled amounts of naltrexone.

Naltrexone Implant Controversy

There is controversy surrounding naltrexone implants, as they are only approved for clinical use in Russia. However, naltrexone implants are available in certain private rehab centers in America, Australia and the United Kingdom.