Norco is a painkiller used for treating moderate to severe pain. It is a composition of hydrocodone (an opioid reliever) and acetaminophen (non opioid reliever). You can buy Norco online according to your pain as it comes with different dosages. It acts on the central nervous system by changing the way it responds to pain. The dosage of Norco may vary from person to person. As it is an opioid (Narcotic), it may have some serious side effects on your health. Overdose of Norco can be dangerous or deadly to humans. Get proper advice from doctors before taking this medicine