Most people can identify their first cousins: the children of their parentsâ brothers and sisters. Many, however, are hazy about any further familial connections, and a quick online search shows that people are often confused over kinship terms.
1 Paracetamol (acetaminophen) is an aromatic compound containing an OH (hydroxyl) functional group and a HN-CO-R (amide) functional group.2  Paracetamol (acetaminophen) is a weak acid. 3  Paracetamol (acetaminophen) is a white solid with a melting point of 170 o C which is slightly soluble in water. Paracetamol (acetaminophen) is widely used as an analgesic (pain reliever) and an antipyretic (for reducing fever). 2  The systematic IUPAC name for paracetamol (acetaminophen) is N -(4-hydroxyphenyl)ethanamide or N -(4-hydroxyphenyl)acetamide.
Acetaminophen is a drug found in many over-the-counter products (which are sold without a prescription) including Tylenol, aspirin-free Anacin, Excedrin, and numerous cold medicines. It's also found in many prescription medicines. Acetaminophen is used as a pain reliever and fever reducer. It's the only active ingredient in some medicines; other medications combine acetaminophen with other active ingredients. The FDA's web site notes that medicines containing acetaminophen come in many forms, including drops, syrups, capsules, and pills.