Vidalista 80 mg is used to treat impotence in males. The main ingredient in this drug is tadalafil, which is increasing the blood flow to the penis, which leads to a fragmented erection so that the penis remains stable during erection. Fatty and cold drinks should not be consumed after taking this medicine as it slows down the effect of the medicine. The effect of this medicine lasts for 3 to 4 hours. This medicine should be used only on the advice of your doctor. This drug can be used 1 hour before planned intercourse.