Men use the vidalista black tablet to treat male sexual dysfunction. For male impotence and erectile dysfunction, this medication works well. A component in this medication called tadalafil aids in boosting blood flow to men's penile tissues. Males over the age of 18 should be the only ones using this medication. Men who use this tablet report having higher libido during sexual activity. To ensure that you enjoy sex with your partner, take this medication half an hour before sexual activity. This medication can be used either before or after food. Take this medication with water, but avoid chewing or shattering the pill. This medication takes 36 hours to take effect.