Buy Vicodin Online it is a prescription combination containing Hydrocodone and acetaminophen. It is an opiate drug that works as a pain reliever, useful in managing multiple levels of pain with similar efficacy to morphine. Hydrocodone is an opioid substance that primarily works for pain management while acetaminophen is a non-opioid drug that works to increase the effects of Hydrocodone. The Drug Enforcement Administration has classified it as a controlled substance and categorized it as scheduled Like other opioid drugs, Vicodin is also available with a legal prescription.