Acetaminophen is a pain relief drug found in a variety of over-the-counter medications and prescription pain relievers. Tylenol, the most common brand of acetaminophen in the U.S. and over-the-counter non-steroidal anti-inflammatory drugs (NSAIDs) are among the most sold pharmaceutical drugs worldwide. The active ingredient in Tylenol, acetaminophen is found in more than 600 drugs including […]