Percocet contains two active ingredients: oxycodone and acetaminophen. Oxycodone is an opioid pain medication that works by binding to certain receptors in the brain and reducing the perception of pain. Opioids can slow down the digestive system, leading to constipation. Acetaminophen, on the other hand, is a non-opioid pain reliever that is used to enhance … Continue reading How Does Percocet Cause Constipation