Tfil can be used to treat erectile dysfunction, commonly known as male impotence. This is the outcome of a man not being able to develop or keep an appropriate, firm, erect penis for sexual activity. Tfil is not permitted for use by males. Tfil won't make you more inclined to be sexual. Tfil relaxes the blood vessels in your penis when you feel sexually excited. This allows blood to flow into your penis during times when your desire for sex is at its peak, allowing an erection to happen on its own. Tfil and Super Tadarise only works when you are experiencing sexual arousal.