Vidalista can be used to effectively treat impotency or erectile dysfunction. This medicine contains the active ingredient tadalafil which raises blood flow to your penile area, helping you get and maintain an erection when you are sexually aroused. This medicine is taken 30 minutes before sexual intimacy. With this medicine, you can enjoy the sexual activity for 4 to 5 hours. One pill is taken in a day. Take this medicine with water. Women should not take this medicine.