What is Vicodin? Generic name: acetaminophen and hydrocodone Brand name: Vicodin Buy Vicodin Online is a medication used to relieve moderate to severe pain. It consists of an opioid pain reliever(hydrocodone)and a non-opioid (acetaminophen).hydrocodone acts in the brain nerves to change how a person's body feels and responds to pain. Acetaminophen can also reduce a fever. People can buy Vicodin online, which relieves moderate to moderately severe pain. It is commonly prescribed to treat acute or short-term pain caused by an injury or surgery. However, the drug may be prescribed to treat chronic or long-term pain due to conditions such as arthritis or cancer in a few cases. How beneficial is Vicodin? Vicodin is a combination of hydrocodone and acetaminophen, acetaminophen is a pain relief narcotic/medication found in OTC drugs, and hydrocodone is a prescribed pain relief medicine.