Men with erectile dysfunction can be treated with the medication Tadalista 60 . Tadalafil is its active ingredient. Tadalafil treats erectile dysfunction in men. It belongs to the group of drugs called phosphodiesterase 5 inhibitors. These drugs cause phosphodiesterase type-5 to stop working too soon. The penis is an area where this enzyme is active. Certain drugs should not be taken just before or right after eating specific meals or times of day since there may be interactions. There may also be interactions between some drugs and alcohol or tobacco use.