The generic name of both Etinjo and 必利勁 is dapoxetine hydrochloride tablets, and the efficacy of both is clinically proven, there is no difference between good and bad. Dapoxetine hydrochloride tablets can inhibit the ejaculatory center, clinically, they are mainly used for the treatment of premature ejaculation or poor control of ejaculatory ability in men. Regardless of which manufacturer produces Dapoxetine Hydrochloride, its efficacy is evaluated and meets the national standards, are similar, and there is no difference between good and bad, you can rest assured that the use. Common adverse reactions to dapoxetine hydrochloride include nausea, mild headache, etc. It is contraindicated in patients with known hypersensitivity to the product, as well as in patients with significant pathological conditions of the heart, and in patients with moderate-to-severe liver injury. It is recommended to consult a physician before using the drug and should not be taken blindly.