Noracetildenafil is a derivative of the phosphodiesterase 5 (PDE5) inhibitor sildenafil .1
1.Lee, E.S., Lee, J.H., Han, K.M., et al.Simultaneous determination of 38 phosphodiestrase-5 inhibitors in illicit erectile dysfunction products by liquid chromatography-electrospray ionization-tandem mass spectrometryJ. Pharm. Biomed. Anal.83171-178(2013)
















