Not medical advice: Acetaminophen has 4 pi bonds and 16 sigma bonds (20 sigma bonds including the four unshown H atoms off of the aromatic).
Acetaminophen is an analgesic, acts as a pain reliever and a fever reducer. It is used to treat moderate to severe pain and conditions such as headache, backache, muscle pain, toothaches, arthritis, colds and fevers.
In medical news, acetaminophen is one of the most commonly used over the counter pain medications and is acknowledged to be safe and effective, if used properly. However, the margin between safe use and unsafe levels can be small, and the potential for unintentional overdoses is significant, potentially causing liver failure and even death. In the US, it’s responsible for more than 150 deaths a year. Read more at Global News.