what is hydrocodone apap
From Wikipedia, the free encyclopedia. Hydrocodone/paracetamol, hydrocodone/acetaminophen, or hydrocodone/APAP (or under brand names such as Lortab, Norco and Vicodin) is a combination opioid narcotic analgesic drug consisting of hydrocodone and paracetamol (acetaminophen) used to relieve moderate to severe pain.rom Wikipedia, the free encyclopedia. Hydrocodone/paracetamol, hydrocodone/acetaminophen, or hydrocodone/APAP (or under brand names such as Lortab, Norco and Vicodin) is a combination opioid narcotic analgesic drug consisting of hydrocodone and paracetamol (acetaminophen) used to relieve moderate to severe pain.