Fildena is mostly preferred for the treatment of erectile dysfunction or impotence in men. Because this pill stays effective in the male body for about 24-36 hours. This pill should be used by men between the age of 18 and 65. This pill is made from the main contains is sildenafil citrate.  It is a sexual and influential formulation for dealing with problems related to impotence. This drug enables men to have longer sex by achieving stronger erection during sexual activity.