Tadalafil and Dapoxetine can be taken at the same time. Tadalafil is clinically used for the treatment of erectile dysfunction in men, and Dapoxetine is used for the treatment of premature ejaculation, and can be taken in combination if both erectile dysfunction and premature ejaculation are present. Tadalafil can improve the hardness of erection. Dapoxetine hydrochloride can reduce the sensitivity of the ejaculatory center, prolong the latency of ejaculation, and play a delaying role. If the patient has both erectile dysfunction and premature ejaculation, it can be applied jointly. There may be headache, dizziness, nausea and other symptoms during the process of taking the drug, and you should pay attention to drinking more water to accelerate the excretion of the drug. Tadalafil and Dapoxetine Hydrochloride are both prescription drugs, should be selected under the guidance of a doctor for joint use, do not take without authorization to avoid adverse reactions.