Oral Contraceptives: Boost in glucuronidation causing elevated plasma clearance along with a decreased half-life of acetaminophen.Demise can transpire in 1 hour of taking an overdose of Darvocet-N (propoxyphene napsylate and acetaminophen) . Many of the deaths that occur in people who consider Darvocet-N (propoxyphene napsylate and acetaminophen) o