Effectiveness of the hydrocodone in norco might be decreased. . . . . . . . time) my hydrocodone tolerance greatly decreased. Alongside Suboxone treatment the effectiveness of . . . Also, citalopram might reduce the effectiveness of hydrocodone. . . . . . . . . Generic Name Examples of Brand Names Hydrocodone Lorcet®, Lortab®, Norco . . repeated doses are used, the cathartic might . Caution was also advised when combining Celexa and Norco because the effectiveness of the hydrocodone in Norco... more