Norco milligrams dosageNorco milligrams dosage. . 5's vs 10's . . . per dosage unit (i. , acetaminophen or paracetamol), can be taken at a dosage of up to . ChaCha Answer: For Norco 5/325, the usual dose is one to two tablets every four . clearly states that Norco 10, containing 10 milligrams of hydrocodone and 325 milligrams of APAP (viz. . and other less relevant thigs I have been on norco 10 . . . . . . . Prolonged use or taking dosages greater than prescribed can lead to physical tolerance... more