Kliniske undersøgelser af tidligere behandlede patienter har vurderet anti- HIV- aktiviteten af tenofovirdisoproxil 245 mg (som fumarat) mod HIV- 1- stammer med resistens over for nukleosidhæmmere.
Clinical studies in treatment-experienced patients have assessed the anti-HIV activity of tenofovir disoproxil 245 mg (as fumarate) against strains of HIV-1 with resistance to nucleoside inhibitors.