Perc, also known as Percocet . Is a generic name for oxycodone/acetaminophen. This medicine has 2 different dosing MGs . One being 5mg and the highest , 10mg . There isn't a higher milligram than that . Now if we're talking roxicodone , which Is pure Oxycodone without acetaminophen, then we start going to higher Milligrams starting off at 5mg, going to 10mg,15mg, 20mg, 30mg. Going up to 60mg . Ladies and gents . Percs aren't Oxy . Oxy isn't Percs