There are various chronic diseases that make a man Helpless and disheartened, but none is as depressing as erectile dysfunction, a type of sexual disorder. It is one such illness wherein a man is bound to go under immense mental pressure, as he is tagged as an incompetent person that raises doubts on his masculinity and virility. Fortunately, men can have a great sigh of relief because they can easily overcome this sexual issue by using medicines prepared from a renowned therapeutic drug, Sildenafil Citrate.