One medication used to treat erectile dysfunction is called vidalista black 80 Medicine. This medication is quite helpful in treating impotence. The medication contains a component called Tadalafil, which aids in boosting blood flow to men's penis tissues so they may engage in sustained sexual activity. Men alone, over the age of 18, may use this medication. Take this medication half an hour before sexual activity. This medication takes 36 hours to take effect. This medication can be used either before or after a meal. Follow your doctor's advice when taking this medication.