Vidalista 20 pills are used by men to treat ED or impotence. It is a sexual disorder that prevents a man from sustaining an erection. Tadalafil present in this medicine works to relax the muscles in the penis and supply it with enough blood. Before taking this medicine, it is necessary to inform the doctor about your illness. This medicine is taken 30 minutes before sex planning. The effect of this medicine lasts for 4 to 5 hours and helps you get an erection. Do not use this medicine with beverages such as alcohol.