Synonyms: Ribavirin, Copegus, ICN 1229, NSC 163039, Ravanex, Rebetol, Ribamide, Ribamidil, Ribavarin, Tribavirin, Vilona, Viramid, Virazole, 1H-1,2,4-Triazole-3-carboxamide, 1-beta-D-ribofuranosyl- (9CI), 1-beta-D-Ribofuranosyl-1,2,4-triazol-3-carboxyamide, 1-beta-D-Ribofuranosyl-1,2,4-triazole-3-carboxamide