Vidalista Black 80 medicine is used by patients with erectile dysfunction (ED). The Tadalafil involved in this drug relaxes the muscles of the blood vessels in the penile region, leading to an erection. You can use this medicine 1 hour before intercourse and enjoy a strong erection. The effect of this drug usually lasts for 3-4 hours. This medicine should be taken in appropriate doses as advised by your doctor. Using this drug improves your **** life.