Foscarnet phosphonoformic acid 33562 CH3O5P CHEBI:127780 CHEBI:45085 CHEBI:8158 ChEMBL:127780 ChemIDplus:4428-95-9 CiteXplore:11576919 CiteXplore:15182735 CiteXplore:16858125 CiteXplore:19213941 CiteXplore:19288498 CiteXplore:21056575 CiteXplore:21566148 DrugBank:DB00529 FOSCARNET Foscarmet InChI=1S/CH3O5P/c2-1(3)7(4,5)6/h(H,2,3)(H2,4,5,6) InChIKey=ZJAOAACCNHFJAH-UHFFFAOYSA-N KEGG COMPOUND:4428-95-9 KEGG COMPOUND:C06456 OC(=O)P(O)(O)=O PDBeChem:PPF PHOSPHONOFORMIC ACID Phosphoric acid in which one of the hydroxy groups is replaced by a carboxylic acid group. It is used as the trisodium salt as an antiviral agent in the treatment of cytomegalovirus retinitis (CMV retinitis, an inflamation of the retina that can lead to blindness) and as an alternative to ganciclovir for AIDS patients who require concurrent antiretroviral therapy but are unable to tolerate ganciclovir due to haematological toxicity. Reaxys:1756501 Wikipedia:Foscarnet carboxyphosphonic acid dihydroxyphosphanecarboxylic acid oxide foscarnet phosphonomethanoic acid phosphonic acids carboxylic acid