title: Gilead issues new warnings about cidofovir nephrotoxicity.
mesh_terms: D000998:Antiviral Agents / Q000008:administration & dosage* / Q000009:adverse effects*; D000077404:Cidofovir; D003596:Cytosine / Q000008:administration & dosage / Q000009:adverse effects / Q000031:analogs & derivatives*; D016903:Drug Monitoring; D006801:Humans; D063065:Organophosphonates; D009943:Organophosphorus Compounds / Q000008:administration & dosage* / Q000009:adverse effects*; D051437:Renal Insufficiency / Q000139:chemically induced*
chemical_list: D000998:Antiviral Agents; D063065:Organophosphonates; D009943:Organophosphorus Compounds; D003596:Cytosine; D000077404:Cidofovir