What is Norco? The painkiller Norco is used to treat mild to severe pain. An opioid (hydrocodone) and a non-opioid are combined to create Norco (acetaminophen). The narcotic pain reliever is called hydrocodone. Acetaminophen is a less effective alternative to opioid painkillers for enhancing its effects (hydrocodone). Norco 10/325mg Buy Norco Online Norco on Discount Norco Available in USA Buy...