The typical dosage of Tadapox varies depending on the strength of Tadalafil and Dapoxetine in the tablet. Common strengths include 20 mg or 60 mg of Tadalafil combined with 60 mg of Dapoxetine.Tadapox is primarily used to treat two common male sexual dysfunctions simultaneously: erectile dysfunction (inability to achieve or maintain an erection) and premature ejaculation (ejaculating too quickly during sexual activity).