Tadalis is used to treat erectile dysfunction problems in men. Men suffering from dissatisfaction during sexual intercourse due to a complete lack of erection are prescribed this medicine by their doctor. Using this pill is a solution to enjoying sensual activities that are more fulfilling. This drug increases blood circulation and relaxes the smooth muscles of the penis. This leads to a strong and stable erection. The drug starts showing its effect on an erection within 30 minutes of taking.