http://www.nlm.nih.gov/medlineplus/d...r/a682132.html
"Oxycodone can be habit-forming. Do not take a larger dose, take it more often, or for a longer period than your doctor tells you to. If you have been taking oxycodone for more than a few weeks, do not stop taking oxycodone suddenly. Your doctor probably will decrease your dose gradually."
...
"Although side effects from oxycodone are not common, they can occur. Tell your doctor if any of these symptoms are severe or do not go away:
* upset stomach
* constipation
* dry mouth
If you experience any of the following symptoms, call your doctor immediately:
* rapid or slow heartbeat
* trouble breathing
* hives
* skin rash
* hallucinations
* yellowing of the skin or eyes
* headache
* vomiting
* dizziness
"