Fildena 100 is used in treating Erectile Dysfunction or impotence. Fildena is a generic Viagra medication that contains Sildenafil Citrate (as an active ingredient), which is available in the United States. The biggest role of the medicine is to give a harder erection in the penis that helps in successful penetration. The presence of contents like Sildenafil citrate is the biggest boon that helps in erasing the problems of erectile Dysfunction and regaining confidence back on the bed.