An effective medication for treating impotence and erectile dysfunction in men alone is vidalista 40. Males over the age of 18 should be the only ones using this medication. Tadalafil, a component in this medication, aids in giving men a powerful erection during sexual activity. This medication can be used either before or after food. This medication takes 36 hours to take effect. Our store offers vidalista40 for online purchase. Don't take this medication with cold beverages or fatty meals. Follow your doctor's advice when taking this medication.