Vicodin is one of the common brand names under which the combination of Vicodin and paracetamol or Vicodin and acetaminophen is available. This medicinal combination got approved for medical use in the United States (U.S) in 1982. Being a scheduled drug, buying or selling Vicodin without a proper prescription is an offense under the law. You can purchase the medicine from a chemist shop near you, but the most convenient way to get the drug is to buy Vicodin online.