Buy Norco online With Safe and Secure Delivery In Mississippi, USA. Norco 10-325 mg is used for the Opioid situation . It is especially used as a mild pain reliever and also used for the relief from fever.It is taken orally . It can apply while our body hurts very much in the time of fever. Norco 5-325mg was also used for some time as a relaxing drug.  It blocks the pain signal, and it helps to reduce fever.