what is antiviral drug ribavirin antiviral medications otc. what is the antiviral drug ribavirin, is coronavirus curable. antiviral treatment for the flu, what does antiviral medication do for shingles cura coronavirus a wide clinical spectrum how antiviral drugs kill viruses imib a979aa9 . is there an antiviral medication for the flu what are antiviral medications ugan antiviral medicine for flu.