sub:assertion { d:DB00607dv:ddi-interactor-indr:DB00607_DB00661 . d:DB00661dv:ddi-interactor-indr:DB00607_DB00661 . dr:DB00607_DB00661dct:identifier "drugbank_resource:DB00607_DB00661" ; dct:title "DDI between Nafcillin and Verapamil - Nafcillin may decrease the serum concentration of Verapamil by increasing its metabolism via CYP3A4. Monitor for changes in the therapeutic/adverse effects of Verapamil if Nafcillin is initiated, discontinued or dose changed."@en ; adv:Drug-Drug-Interaction ; rdfs:label "DDI between Nafcillin and Verapamil - Nafcillin may decrease the serum concentration of Verapamil by increasing its metabolism via CYP3A4. Monitor for changes in the therapeutic/adverse effects of Verapamil if Nafcillin is initiated, discontinued or dose changed. [drugbank_resource:DB00607_DB00661]"@en . }