It comes in tablet form and is available in a number of strengths, including: 1  Percocet 2.5/325 mg tablets (containing 2.5 mg of oxycodone hydrochloride and 325 mg of acetaminophen) 2  Percocet 5/325 mg tablets (containing 5 mg of oxycodone hydrochloride and 325 mg of acetaminophen)