Dextromethorphan + Terbinafine Tablets 250 Mg Interaction
Moderateinteraction on record
Description
Terbinafine increases dextromethorphan/dextrorphan metabolite ratio by 16- to 97-fold, potentially converting extensive metabolizers to poor metabolizer status.
Mechanism
CYP2D6 inhibition
Source: NLP:terbinafine tablets 250 mg