https://ansm.sante.fr/tableau-atu-rtu/fostemsavir-600-mg-comprime-a-liberation-prolongee 2021 false false false France French package leaflet summary of product characteristics guidelines for drug use Fostemsavir Fostemsavir administration, oral drug resistance, multiple, viral hiv infections HIV-1 drug therapy, combination adult anti-hiv agents anti-hiv agents fostemsavir hiv fusion inhibitors hiv fusion inhibitors organophosphates organophosphates piperazines piperazines fostemsavir