Sildenafil Citrate



1-[[3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methylpiperazine monocitrate

C₂₂H₃₀N₆O₄S▪C₆H₈O₇  : 666.70
[171599-83-0]