Percocet contains a combination of acetaminophen and oxycodone. Oxycodone is an opioid pain medication. An opioid is sometimes called a narcotic. Acetaminophen is a less potent pain reliever that increases the effects of oxycodone. Percocet is used to relieve moderate to severe pain. Generic Name: oxycodone hydrochloride and acetaminophen Dosage Form: tablet Percocet Description Oxycodone Hydrochloride and Acetaminophen is available in tablets for oral administration. Each tablet for oral administration, contains oxycodone hydrochloride and acetaminophen.