fomivirsen
nounUS /ˌfoʊ.mɪˈvɪɹ.sən/
Etymology From pho(sphorothioate)[Term?] + -virsen (“antiviral antisense oligonucleotide”).
1
Medicine, Pharmacology, Sciences An antiviral drug used in the treatment of cytomegalovirus retinitis in immunocompromised patients, including those with AIDS.