Suboxone contains a combination of buprenorphine and naloxone. It is a prescription drug brand name used to treat drug addiction. Suboxone is also an opioid medication, sometimes called a narcotic. The function of Suboxone is that it blocks the effects of opioid medication, including pain relief or feelings of well-being that can lead to opioid abuse. Dosage Form: sublingual tablets. Suboxone film is indicated for the treatment of dependence and should be used as part of a complete treatment. Buy Suboxone online because it may cause withdrawal reactions, especially if it is used regularly for a long time or in high doses.