Percocet is a combination of acetaminophen and immediate-release oxycodone taken as a tablet for pain. In general, oxycodone (an opioid) stays in the urine for 4 days, saliva for 2 days, and hair for up to 90 days. It can take about 1 day to get a dose of Percocet out of your bloodstream, but it still may be detectable on a drug test. Continue ... More @Wikipedia
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