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Etymology edit

From pho(sphorothioate) +‎ [Term?] +‎ -virsen (antiviral antisense oligonucleotide).

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Pronunciation edit

Noun edit

fomivirsen (uncountable)

  1. (pharmacology) An antiviral drug used in the treatment of cytomegalovirus retinitis in immunocompromised patients, including those with AIDS.