Percocet 5/325 milligrams is a combination of oxycodone and acetaminophen used to relieve moderate-to-severe pain, explains Drugs.com. While oxycodone is an opioid pain medication, acetaminophen is a less potent pain reliever that increases the effects of oxycodone.
Common side effects include feelings of dizziness or drowsiness, mild nausea, vomiting, upset stomach, constipation, blurred vision and dry mouth, states Drugs.com. More serious but less common side effects include shallow breathing, fainting, confusion, unusual thoughts or behavior, seizure, and problems with urination, according to RxList. Patients are advised to seek emergency medical help if signs of an allergic reaction occur and should avoid drinking alcohol, as this may increase the risk of liver damage.