sub:assertion { d:DB00451dv:ddi-interactor-indr:DB00451_DB00682 . d:DB00682dv:ddi-interactor-indr:DB00451_DB00682 . dr:DB00451_DB00682dct:identifier "drugbank_resource:DB00451_DB00682" ; dct:title "DDI between Levothyroxine and Warfarin - Levothyroxine may contribute to the anticoagulant effect of warfarin by increasing the metabolism of vitamin K-dependent clotting factors. Monitor for changes in prothrombin time and anticoagulant effects if levothyroxine is initiated, discontinued or dose changed."@en ; adv:Drug-Drug-Interaction ; rdfs:label "DDI between Levothyroxine and Warfarin - Levothyroxine may contribute to the anticoagulant effect of warfarin by increasing the metabolism of vitamin K-dependent clotting factors. Monitor for changes in prothrombin time and anticoagulant effects if levothyroxine is initiated, discontinued or dose changed. [drugbank_resource:DB00451_DB00682]"@en . }