英文同义词: | Hydroxythiovardenafil;Vardenafil Impurity 5;Varidenafil Hydroxy Thione Imp;Vardenafil Hydroxy Thione Impurity;Imidazo[5,1-f][1,2,4]triazine-4(1H)-thione, 2-[2-ethoxy-5-[[4-(2-hydroxyethyl)-1-piperazinyl]sulfonyl]phenyl]-5-methyl-7-propyl-;Vardenafil Hydroxyethyl Thione Impurity;2-(2-ethoxy-5-((4-(2-hydroxyethyl)piperazin-1-yl)sulfonyl)phenyl)-5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4(1H)-one |