必利勁 is the trade name and generic name of Dapoxetine Hydrochloride Tablets. Its price is usually around 100~300 yuan per box, with the specification of 30mg/tablet, which is affected by different distributors, packaging and other factors, and the price will be different. At present, the specification of Dapoxetine Hydrochloride is basically 30mg/tablet; due to the different price regulations of different dealers, there may be some differences, but the general difference is not big, between a few dollars to dozens of dollars; there are some price differences between different packages, such as the price of 3 tablets in a box is around $100, 6 tablets in a box is around $300, and the overall price fluctuation is around $100 to $300. Dapoxetine Hydrochloride Tablets are medications used to treat premature ejaculation. The use of the drug can cause headache, dizziness, nausea, diarrhea and other adverse reactions, the drug is prohibited for those who are known to be allergic to the product, forbidden to use in patients with obvious pathological conditions of the heart, and forbidden to use in patients with moderate and severe liver injury. The drug should also not be used in conjunction with thioridazine, strong cytochrome P450 3A4 inhibitors, and monoamine oxidase inhibitors. If you need to use the drug, it is recommended that you purchase it in a regular medical institution after consultation with a specialist and use the product in accordance with the doctor’s instructions.