Oxycodone is a narcotic analgesic used to treat moderate and severe pain. It could be addictive and cause mental or physical dependence if used over a long period of time. Patients who stop taking this medicine may experience some serious withdrawal side effects.

Common side-effects include dry mouth, cold clammy skin, confusion, convulsions or seizures, dizziness, drowsiness, low blood pressure, nervousness or restlessness, slow heartbeat, slow or troubled breathing, and general weakness.