If you are suffering from severe pain, Oxycodone is a medication used to treat moderate to severe pain. It falls under the category of opioids and works by changing the way the brain and nervous system respond to pain. Buy Oxycodone Online Now! People typically purchase Oxycodone online in various doses depending on their level of pain; consult your physician first before buying more than what's recommended as Oxycodone has FDA (Food and Drug Administration USA) approval.