A possible interaction between favipiravir and methotrexate: Drug-induced hepatotoxicity in a patient with osteosarcoma.
Emre DemirOsman SütçüoğluBeril DemirOktay ÜnsalOzan YazıcıPublished in: Journal of oncology pharmacy practice : official publication of the International Society of Oncology Pharmacy Practitioners (2021)
Favipiravir may inhibit methotrexate elimination by inhibiting aldehyde oxidase and its sequential use may cause hepatotoxicity in this case. The clinicians should keep in mind possible drug interactions while using new antiviral agents against SARS-CoV2 like favipiravir.