A medication called Vidalista 40 mg pill is used to treat impotence and erectile dysfunction in men. Males over the age of 18 should be the only ones using this medication. A component of the medication known as sildenafil aids men in achieving a powerful erection during sexual activity. Men are stimulated by this drug during prolonged sexual activity. As prescribed by your physician, you should take this medication. This medication can be taken either before or after a meal. Follow your doctor’s advice when taking this medication.