Codeine + Dextromethorphan Hydrobromide And Quinidine Sulfate Interaction
Majorinteraction on record
Description
Quinidine-mediated inhibition of CYP2D6 may prevent conversion to active metabolite morphine, reducing analgesic/antitussive effects.
Mechanism
CYP2D6 inhibition prevents prodrug activation
Source: NLP:dextromethorphan hydrobromide and quinidine sulfate