Oxycodone and Acetaminophen DESCRIPTION From our sponsors: . From our sponsors: Acetaminophen, 4'-hydroxyacetanilide, is a non-opiate, non-salicylate analgesic and antipyretic which occurs as a white, odorless, crystalline powder, possessing a slightly bitter taste. Its molecular formula is C8H9NO2. The molecular weight is 151.17. The oxycodone component is 14-hydroxydihydrocodeinone, a white, ...