We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleResponse to Tomsak, R. PDE5 inhibitors and permanent visual loss (Int J Impot Res 2005; 17: 547-549).AuthorsWatt SJ; Primatesta P; Siegel RPublicationInternational journal of impotence research, 2006, Vol 18, Issue 4, p411ISSN0955-9930Publication typearticleDOI10.1038/sj.ijir.3901451