Tadalis Sx Tablet is used for the treatment of male sexual function problems known as erectile dysfunction. In other words, erectile dysfunction is also called impotence in men or inability to achieve satisfactory penile erection. Tadalis Sx contains tadalafil as its active ingredient. This medicine acts by increasing the blood flow to the male genital organ penis along with sexual stimulation helps to attain the desired erection. Take this medicine as per your doctor's advised dose and duration. You can take this medicine with or without food.