When taken as directed, acetaminophen, the primary ingredient in Tylenol, has been proven a safe and reliable pain medication. However, large amounts of acetaminophen have been found in prescription pain drugs, such as Vicodin, Percocet, Lortab, Fioricet, and Roxicet. Often, consumers are unaware of the amount of acetaminophen that’s been added to these prescription pain relievers, and overdoses can occur. In fact, in 2010, more than 56,000 hospital visits, 26,000 hospital admissions and...