When sexual stimulation leads to area launch of NO, inhibition of PDE5 by sildenafil causes greater amounts of cGMP in the corpus cavernosum, resulting in easy muscle relaxation and inflow of blood into the corpus cavernosum. Sildenafil at suggested doses has no result during the absence of sexual stimulation. There https://sethsdltb.blogginaway.com/32463172/a-review-of-sildenafil-tablets